Home / 5,276.10-7,904.55-4,296.90

Finding the Fourth Proportional to 5,276.10, 7,904.55 and 4,296.90

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Solution

The fourth proportional to 5,276.10, 7,904.55 and 4,296.90 is: 6,437.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.10 : 7,904.55 = 4,296.90 : x
  2. Step 2: Convert to fraction form
    5,276.10/7,904.55 = 4,296.90/x
  3. Step 3: Cross multiply
    5,276.10x = 7,904.55 × 4,296.90
  4. Step 4: Simplify right side
    5,276.10x = 33,965,060.90
  5. Step 5: Solve for x
    x = 33,965,060.90/5,276.10
  6. Step 6: Final answer
    x = 6,437.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.