Home / 4,642.12-6,411.18-3,152.53

Finding the Fourth Proportional to 4,642.12, 6,411.18 and 3,152.53

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Solution

The fourth proportional to 4,642.12, 6,411.18 and 3,152.53 is: 4,353.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.12 : 6,411.18 = 3,152.53 : x
  2. Step 2: Convert to fraction form
    4,642.12/6,411.18 = 3,152.53/x
  3. Step 3: Cross multiply
    4,642.12x = 6,411.18 × 3,152.53
  4. Step 4: Simplify right side
    4,642.12x = 20,211,437.29
  5. Step 5: Solve for x
    x = 20,211,437.29/4,642.12
  6. Step 6: Final answer
    x = 4,353.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.