Home / 5,432.84-8,148.30-1,537.16

Finding the Fourth Proportional to 5,432.84, 8,148.30 and 1,537.16

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Solution

The fourth proportional to 5,432.84, 8,148.30 and 1,537.16 is: 2,305.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.84 : 8,148.30 = 1,537.16 : x
  2. Step 2: Convert to fraction form
    5,432.84/8,148.30 = 1,537.16/x
  3. Step 3: Cross multiply
    5,432.84x = 8,148.30 × 1,537.16
  4. Step 4: Simplify right side
    5,432.84x = 12,525,240.83
  5. Step 5: Solve for x
    x = 12,525,240.83/5,432.84
  6. Step 6: Final answer
    x = 2,305.47

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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.