Home / 6,531.87-9,015.45-4,016.17

Finding the Fourth Proportional to 6,531.87, 9,015.45 and 4,016.17

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Solution

The fourth proportional to 6,531.87, 9,015.45 and 4,016.17 is: 5,543.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.87 : 9,015.45 = 4,016.17 : x
  2. Step 2: Convert to fraction form
    6,531.87/9,015.45 = 4,016.17/x
  3. Step 3: Cross multiply
    6,531.87x = 9,015.45 × 4,016.17
  4. Step 4: Simplify right side
    6,531.87x = 36,207,547.91
  5. Step 5: Solve for x
    x = 36,207,547.91/6,531.87
  6. Step 6: Final answer
    x = 5,543.21

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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.