Home / 10,367.92-14,307.64-5,652.20

Finding the Fourth Proportional to 10,367.92, 14,307.64 and 5,652.20

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Solution

The fourth proportional to 10,367.92, 14,307.64 and 5,652.20 is: 7,799.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.92 : 14,307.64 = 5,652.20 : x
  2. Step 2: Convert to fraction form
    10,367.92/14,307.64 = 5,652.20/x
  3. Step 3: Cross multiply
    10,367.92x = 14,307.64 × 5,652.20
  4. Step 4: Simplify right side
    10,367.92x = 80,869,642.81
  5. Step 5: Solve for x
    x = 80,869,642.81/10,367.92
  6. Step 6: Final answer
    x = 7,799.99

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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.