Home / 5,940.19-8,864.14-5,152.87

Finding the Fourth Proportional to 5,940.19, 8,864.14 and 5,152.87

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Solution

The fourth proportional to 5,940.19, 8,864.14 and 5,152.87 is: 7,689.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,940.19 : 8,864.14 = 5,152.87 : x
  2. Step 2: Convert to fraction form
    5,940.19/8,864.14 = 5,152.87/x
  3. Step 3: Cross multiply
    5,940.19x = 8,864.14 × 5,152.87
  4. Step 4: Simplify right side
    5,940.19x = 45,675,761.08
  5. Step 5: Solve for x
    x = 45,675,761.08/5,940.19
  6. Step 6: Final answer
    x = 7,689.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.