Home / 10,184.42-15,279.02-3,164.07

Finding the Fourth Proportional to 10,184.42, 15,279.02 and 3,164.07

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Solution

The fourth proportional to 10,184.42, 15,279.02 and 3,164.07 is: 4,746.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,184.42 : 15,279.02 = 3,164.07 : x
  2. Step 2: Convert to fraction form
    10,184.42/15,279.02 = 3,164.07/x
  3. Step 3: Cross multiply
    10,184.42x = 15,279.02 × 3,164.07
  4. Step 4: Simplify right side
    10,184.42x = 48,343,872.99
  5. Step 5: Solve for x
    x = 48,343,872.99/10,184.42
  6. Step 6: Final answer
    x = 4,746.85

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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.