Home / 10,691.16-16,034.58-2,898.12

Finding the Fourth Proportional to 10,691.16, 16,034.58 and 2,898.12

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Solution

The fourth proportional to 10,691.16, 16,034.58 and 2,898.12 is: 4,346.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691.16 : 16,034.58 = 2,898.12 : x
  2. Step 2: Convert to fraction form
    10,691.16/16,034.58 = 2,898.12/x
  3. Step 3: Cross multiply
    10,691.16x = 16,034.58 × 2,898.12
  4. Step 4: Simplify right side
    10,691.16x = 46,470,136.99
  5. Step 5: Solve for x
    x = 46,470,136.99/10,691.16
  6. Step 6: Final answer
    x = 4,346.59

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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.