Home / 6,305.28-8,697.12-4,312.32

Finding the Fourth Proportional to 6,305.28, 8,697.12 and 4,312.32

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Solution

The fourth proportional to 6,305.28, 8,697.12 and 4,312.32 is: 5,948.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,305.28 : 8,697.12 = 4,312.32 : x
  2. Step 2: Convert to fraction form
    6,305.28/8,697.12 = 4,312.32/x
  3. Step 3: Cross multiply
    6,305.28x = 8,697.12 × 4,312.32
  4. Step 4: Simplify right side
    6,305.28x = 37,504,764.52
  5. Step 5: Solve for x
    x = 37,504,764.52/6,305.28
  6. Step 6: Final answer
    x = 5,948.15

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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.