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Finding the Fourth Proportional to 5,870.33, 8,761.38 and 5,076.19

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Solution

The fourth proportional to 5,870.33, 8,761.38 and 5,076.19 is: 7,576.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,870.33 : 8,761.38 = 5,076.19 : x
  2. Step 2: Convert to fraction form
    5,870.33/8,761.38 = 5,076.19/x
  3. Step 3: Cross multiply
    5,870.33x = 8,761.38 × 5,076.19
  4. Step 4: Simplify right side
    5,870.33x = 44,474,385.74
  5. Step 5: Solve for x
    x = 44,474,385.74/5,870.33
  6. Step 6: Final answer
    x = 7,576.14

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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.