Home / 5,432.10-8,146.46-2,312.08

Finding the Fourth Proportional to 5,432.10, 8,146.46 and 2,312.08

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Solution

The fourth proportional to 5,432.10, 8,146.46 and 2,312.08 is: 3,467.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.10 : 8,146.46 = 2,312.08 : x
  2. Step 2: Convert to fraction form
    5,432.10/8,146.46 = 2,312.08/x
  3. Step 3: Cross multiply
    5,432.10x = 8,146.46 × 2,312.08
  4. Step 4: Simplify right side
    5,432.10x = 18,835,267.24
  5. Step 5: Solve for x
    x = 18,835,267.24/5,432.10
  6. Step 6: Final answer
    x = 3,467.40

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