Home / 6,898.77-9,517.55-4,061.66

Finding the Fourth Proportional to 6,898.77, 9,517.55 and 4,061.66

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Solution

The fourth proportional to 6,898.77, 9,517.55 and 4,061.66 is: 5,603.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.77 : 9,517.55 = 4,061.66 : x
  2. Step 2: Convert to fraction form
    6,898.77/9,517.55 = 4,061.66/x
  3. Step 3: Cross multiply
    6,898.77x = 9,517.55 × 4,061.66
  4. Step 4: Simplify right side
    6,898.77x = 38,656,984.24
  5. Step 5: Solve for x
    x = 38,656,984.24/6,898.77
  6. Step 6: Final answer
    x = 5,603.46

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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.