Home / 7,025.08-9,687.30-6,319.96

Finding the Fourth Proportional to 7,025.08, 9,687.30 and 6,319.96

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Solution

The fourth proportional to 7,025.08, 9,687.30 and 6,319.96 is: 8,714.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025.08 : 9,687.30 = 6,319.96 : x
  2. Step 2: Convert to fraction form
    7,025.08/9,687.30 = 6,319.96/x
  3. Step 3: Cross multiply
    7,025.08x = 9,687.30 × 6,319.96
  4. Step 4: Simplify right side
    7,025.08x = 61,223,348.51
  5. Step 5: Solve for x
    x = 61,223,348.51/7,025.08
  6. Step 6: Final answer
    x = 8,714.97

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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.