Home / 10,966.12-16,445.02-4,388.84

Finding the Fourth Proportional to 10,966.12, 16,445.02 and 4,388.84

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Solution

The fourth proportional to 10,966.12, 16,445.02 and 4,388.84 is: 6,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966.12 : 16,445.02 = 4,388.84 : x
  2. Step 2: Convert to fraction form
    10,966.12/16,445.02 = 4,388.84/x
  3. Step 3: Cross multiply
    10,966.12x = 16,445.02 × 4,388.84
  4. Step 4: Simplify right side
    10,966.12x = 72,174,561.58
  5. Step 5: Solve for x
    x = 72,174,561.58/10,966.12
  6. Step 6: Final answer
    x = 6,581.60

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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.