Home / 7,708.22-10,648.23-6,134.30

Finding the Fourth Proportional to 7,708.22, 10,648.23 and 6,134.30

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Solution

The fourth proportional to 7,708.22, 10,648.23 and 6,134.30 is: 8,474.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708.22 : 10,648.23 = 6,134.30 : x
  2. Step 2: Convert to fraction form
    7,708.22/10,648.23 = 6,134.30/x
  3. Step 3: Cross multiply
    7,708.22x = 10,648.23 × 6,134.30
  4. Step 4: Simplify right side
    7,708.22x = 65,319,437.29
  5. Step 5: Solve for x
    x = 65,319,437.29/7,708.22
  6. Step 6: Final answer
    x = 8,474.00

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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.