Home / 6,677.06-9,214.59-4,319.20

Finding the Fourth Proportional to 6,677.06, 9,214.59 and 4,319.20

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Solution

The fourth proportional to 6,677.06, 9,214.59 and 4,319.20 is: 5,960.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,677.06 : 9,214.59 = 4,319.20 : x
  2. Step 2: Convert to fraction form
    6,677.06/9,214.59 = 4,319.20/x
  3. Step 3: Cross multiply
    6,677.06x = 9,214.59 × 4,319.20
  4. Step 4: Simplify right side
    6,677.06x = 39,799,657.13
  5. Step 5: Solve for x
    x = 39,799,657.13/6,677.06
  6. Step 6: Final answer
    x = 5,960.66

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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.