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Finding the Fourth Proportional to 10,453.47, 15,651.51 and 6,746.52

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Solution

The fourth proportional to 10,453.47, 15,651.51 and 6,746.52 is: 10,101.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,453.47 : 15,651.51 = 6,746.52 : x
  2. Step 2: Convert to fraction form
    10,453.47/15,651.51 = 6,746.52/x
  3. Step 3: Cross multiply
    10,453.47x = 15,651.51 × 6,746.52
  4. Step 4: Simplify right side
    10,453.47x = 105,593,225.25
  5. Step 5: Solve for x
    x = 105,593,225.25/10,453.47
  6. Step 6: Final answer
    x = 10,101.26

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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.