Home / 10,282.08-15,423.18-2,886.57

Finding the Fourth Proportional to 10,282.08, 15,423.18 and 2,886.57

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Solution

The fourth proportional to 10,282.08, 15,423.18 and 2,886.57 is: 4,329.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,282.08 : 15,423.18 = 2,886.57 : x
  2. Step 2: Convert to fraction form
    10,282.08/15,423.18 = 2,886.57/x
  3. Step 3: Cross multiply
    10,282.08x = 15,423.18 × 2,886.57
  4. Step 4: Simplify right side
    10,282.08x = 44,520,088.69
  5. Step 5: Solve for x
    x = 44,520,088.69/10,282.08
  6. Step 6: Final answer
    x = 4,329.87

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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.