Home / 5,391.30-8,088.10-3,052.40

Finding the Fourth Proportional to 5,391.30, 8,088.10 and 3,052.40

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Solution

The fourth proportional to 5,391.30, 8,088.10 and 3,052.40 is: 4,579.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.30 : 8,088.10 = 3,052.40 : x
  2. Step 2: Convert to fraction form
    5,391.30/8,088.10 = 3,052.40/x
  3. Step 3: Cross multiply
    5,391.30x = 8,088.10 × 3,052.40
  4. Step 4: Simplify right side
    5,391.30x = 24,688,133.61
  5. Step 5: Solve for x
    x = 24,688,133.61/5,391.30
  6. Step 6: Final answer
    x = 4,579.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.