Home / 10,227.47-15,345.54-4,386.83

Finding the Fourth Proportional to 10,227.47, 15,345.54 and 4,386.83

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Solution

The fourth proportional to 10,227.47, 15,345.54 and 4,386.83 is: 6,582.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,227.47 : 15,345.54 = 4,386.83 : x
  2. Step 2: Convert to fraction form
    10,227.47/15,345.54 = 4,386.83/x
  3. Step 3: Cross multiply
    10,227.47x = 15,345.54 × 4,386.83
  4. Step 4: Simplify right side
    10,227.47x = 67,318,275.24
  5. Step 5: Solve for x
    x = 67,318,275.24/10,227.47
  6. Step 6: Final answer
    x = 6,582.10

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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.