Home / 10,585.22-15,877.34-4,343.69

Finding the Fourth Proportional to 10,585.22, 15,877.34 and 4,343.69

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Solution

The fourth proportional to 10,585.22, 15,877.34 and 4,343.69 is: 6,515.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,585.22 : 15,877.34 = 4,343.69 : x
  2. Step 2: Convert to fraction form
    10,585.22/15,877.34 = 4,343.69/x
  3. Step 3: Cross multiply
    10,585.22x = 15,877.34 × 4,343.69
  4. Step 4: Simplify right side
    10,585.22x = 68,966,242.98
  5. Step 5: Solve for x
    x = 68,966,242.98/10,585.22
  6. Step 6: Final answer
    x = 6,515.33

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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.