Home / 10,957.20-16,435.77-4,384.92

Finding the Fourth Proportional to 10,957.20, 16,435.77 and 4,384.92

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Solution

The fourth proportional to 10,957.20, 16,435.77 and 4,384.92 is: 6,577.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,957.20 : 16,435.77 = 4,384.92 : x
  2. Step 2: Convert to fraction form
    10,957.20/16,435.77 = 4,384.92/x
  3. Step 3: Cross multiply
    10,957.20x = 16,435.77 × 4,384.92
  4. Step 4: Simplify right side
    10,957.20x = 72,069,536.59
  5. Step 5: Solve for x
    x = 72,069,536.59/10,957.20
  6. Step 6: Final answer
    x = 6,577.37

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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.