Home / 7,673.39-11,510.08-5,075.72

Finding the Fourth Proportional to 7,673.39, 11,510.08 and 5,075.72

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Solution

The fourth proportional to 7,673.39, 11,510.08 and 5,075.72 is: 7,613.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,673.39 : 11,510.08 = 5,075.72 : x
  2. Step 2: Convert to fraction form
    7,673.39/11,510.08 = 5,075.72/x
  3. Step 3: Cross multiply
    7,673.39x = 11,510.08 × 5,075.72
  4. Step 4: Simplify right side
    7,673.39x = 58,421,873.02
  5. Step 5: Solve for x
    x = 58,421,873.02/7,673.39
  6. Step 6: Final answer
    x = 7,613.57

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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.