Home / 7,275.22-10,043.63-4,897.69

Finding the Fourth Proportional to 7,275.22, 10,043.63 and 4,897.69

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Solution

The fourth proportional to 7,275.22, 10,043.63 and 4,897.69 is: 6,761.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275.22 : 10,043.63 = 4,897.69 : x
  2. Step 2: Convert to fraction form
    7,275.22/10,043.63 = 4,897.69/x
  3. Step 3: Cross multiply
    7,275.22x = 10,043.63 × 4,897.69
  4. Step 4: Simplify right side
    7,275.22x = 49,190,586.21
  5. Step 5: Solve for x
    x = 49,190,586.21/7,275.22
  6. Step 6: Final answer
    x = 6,761.39

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.