Home / 5,276.52-7,287.72-3,505.08

Finding the Fourth Proportional to 5,276.52, 7,287.72 and 3,505.08

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Solution

The fourth proportional to 5,276.52, 7,287.72 and 3,505.08 is: 4,841.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.52 : 7,287.72 = 3,505.08 : x
  2. Step 2: Convert to fraction form
    5,276.52/7,287.72 = 3,505.08/x
  3. Step 3: Cross multiply
    5,276.52x = 7,287.72 × 3,505.08
  4. Step 4: Simplify right side
    5,276.52x = 25,544,041.62
  5. Step 5: Solve for x
    x = 25,544,041.62/5,276.52
  6. Step 6: Final answer
    x = 4,841.08

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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.