Home / 7,505.28-10,356.20-4,521.84

Finding the Fourth Proportional to 7,505.28, 10,356.20 and 4,521.84

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Solution

The fourth proportional to 7,505.28, 10,356.20 and 4,521.84 is: 6,239.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505.28 : 10,356.20 = 4,521.84 : x
  2. Step 2: Convert to fraction form
    7,505.28/10,356.20 = 4,521.84/x
  3. Step 3: Cross multiply
    7,505.28x = 10,356.20 × 4,521.84
  4. Step 4: Simplify right side
    7,505.28x = 46,829,079.41
  5. Step 5: Solve for x
    x = 46,829,079.41/7,505.28
  6. Step 6: Final answer
    x = 6,239.48

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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.