Home / 10,366.47-15,549.65-2,970.92

Finding the Fourth Proportional to 10,366.47, 15,549.65 and 2,970.92

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Solution

The fourth proportional to 10,366.47, 15,549.65 and 2,970.92 is: 4,456.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.47 : 15,549.65 = 2,970.92 : x
  2. Step 2: Convert to fraction form
    10,366.47/15,549.65 = 2,970.92/x
  3. Step 3: Cross multiply
    10,366.47x = 15,549.65 × 2,970.92
  4. Step 4: Simplify right side
    10,366.47x = 46,196,766.18
  5. Step 5: Solve for x
    x = 46,196,766.18/10,366.47
  6. Step 6: Final answer
    x = 4,456.36

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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.