Home / 10,742.04-16,115.46-4,498.95

Finding the Fourth Proportional to 10,742.04, 16,115.46 and 4,498.95

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Solution

The fourth proportional to 10,742.04, 16,115.46 and 4,498.95 is: 6,749.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742.04 : 16,115.46 = 4,498.95 : x
  2. Step 2: Convert to fraction form
    10,742.04/16,115.46 = 4,498.95/x
  3. Step 3: Cross multiply
    10,742.04x = 16,115.46 × 4,498.95
  4. Step 4: Simplify right side
    10,742.04x = 72,502,648.77
  5. Step 5: Solve for x
    x = 72,502,648.77/10,742.04
  6. Step 6: Final answer
    x = 6,749.43

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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.