Home / 10,384.27-15,585.24-4,148.65

Finding the Fourth Proportional to 10,384.27, 15,585.24 and 4,148.65

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Solution

The fourth proportional to 10,384.27, 15,585.24 and 4,148.65 is: 6,226.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,384.27 : 15,585.24 = 4,148.65 : x
  2. Step 2: Convert to fraction form
    10,384.27/15,585.24 = 4,148.65/x
  3. Step 3: Cross multiply
    10,384.27x = 15,585.24 × 4,148.65
  4. Step 4: Simplify right side
    10,384.27x = 64,657,740.96
  5. Step 5: Solve for x
    x = 64,657,740.96/10,384.27
  6. Step 6: Final answer
    x = 6,226.51

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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.