Home / 7,505.96-10,358.12-4,148.91

Finding the Fourth Proportional to 7,505.96, 10,358.12 and 4,148.91

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Solution

The fourth proportional to 7,505.96, 10,358.12 and 4,148.91 is: 5,725.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505.96 : 10,358.12 = 4,148.91 : x
  2. Step 2: Convert to fraction form
    7,505.96/10,358.12 = 4,148.91/x
  3. Step 3: Cross multiply
    7,505.96x = 10,358.12 × 4,148.91
  4. Step 4: Simplify right side
    7,505.96x = 42,974,886.90
  5. Step 5: Solve for x
    x = 42,974,886.90/7,505.96
  6. Step 6: Final answer
    x = 5,725.44

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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.