Home / 6,707.40-9,265.23-5,154.90

Finding the Fourth Proportional to 6,707.40, 9,265.23 and 5,154.90

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Solution

The fourth proportional to 6,707.40, 9,265.23 and 5,154.90 is: 7,120.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,707.40 : 9,265.23 = 5,154.90 : x
  2. Step 2: Convert to fraction form
    6,707.40/9,265.23 = 5,154.90/x
  3. Step 3: Cross multiply
    6,707.40x = 9,265.23 × 5,154.90
  4. Step 4: Simplify right side
    6,707.40x = 47,761,334.13
  5. Step 5: Solve for x
    x = 47,761,334.13/6,707.40
  6. Step 6: Final answer
    x = 7,120.69

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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.