Home / 6,707.40-9,250.08-4,437.78

Finding the Fourth Proportional to 6,707.40, 9,250.08 and 4,437.78

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Solution

The fourth proportional to 6,707.40, 9,250.08 and 4,437.78 is: 6,120.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,707.40 : 9,250.08 = 4,437.78 : x
  2. Step 2: Convert to fraction form
    6,707.40/9,250.08 = 4,437.78/x
  3. Step 3: Cross multiply
    6,707.40x = 9,250.08 × 4,437.78
  4. Step 4: Simplify right side
    6,707.40x = 41,049,820.02
  5. Step 5: Solve for x
    x = 41,049,820.02/6,707.40
  6. Step 6: Final answer
    x = 6,120.08

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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.