Home / 5,433.18-8,148.54-1,537.90

Finding the Fourth Proportional to 5,433.18, 8,148.54 and 1,537.90

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Solution

The fourth proportional to 5,433.18, 8,148.54 and 1,537.90 is: 2,306.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433.18 : 8,148.54 = 1,537.90 : x
  2. Step 2: Convert to fraction form
    5,433.18/8,148.54 = 1,537.90/x
  3. Step 3: Cross multiply
    5,433.18x = 8,148.54 × 1,537.90
  4. Step 4: Simplify right side
    5,433.18x = 12,531,639.67
  5. Step 5: Solve for x
    x = 12,531,639.67/5,433.18
  6. Step 6: Final answer
    x = 2,306.50

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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.