Home / 7,575.08-10,450.04-4,921.52

Finding the Fourth Proportional to 7,575.08, 10,450.04 and 4,921.52

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Solution

The fourth proportional to 7,575.08, 10,450.04 and 4,921.52 is: 6,789.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.08 : 10,450.04 = 4,921.52 : x
  2. Step 2: Convert to fraction form
    7,575.08/10,450.04 = 4,921.52/x
  3. Step 3: Cross multiply
    7,575.08x = 10,450.04 × 4,921.52
  4. Step 4: Simplify right side
    7,575.08x = 51,430,080.86
  5. Step 5: Solve for x
    x = 51,430,080.86/7,575.08
  6. Step 6: Final answer
    x = 6,789.38

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Double scale
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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.