Home / 7,510.22-11,263.96-2,830.65

Finding the Fourth Proportional to 7,510.22, 11,263.96 and 2,830.65

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Solution

The fourth proportional to 7,510.22, 11,263.96 and 2,830.65 is: 4,245.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.22 : 11,263.96 = 2,830.65 : x
  2. Step 2: Convert to fraction form
    7,510.22/11,263.96 = 2,830.65/x
  3. Step 3: Cross multiply
    7,510.22x = 11,263.96 × 2,830.65
  4. Step 4: Simplify right side
    7,510.22x = 31,884,289.67
  5. Step 5: Solve for x
    x = 31,884,289.67/7,510.22
  6. Step 6: Final answer
    x = 4,245.45

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.