Home / 8,432.67-11,637.46-4,848.79

Finding the Fourth Proportional to 8,432.67, 11,637.46 and 4,848.79

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Solution

The fourth proportional to 8,432.67, 11,637.46 and 4,848.79 is: 6,691.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432.67 : 11,637.46 = 4,848.79 : x
  2. Step 2: Convert to fraction form
    8,432.67/11,637.46 = 4,848.79/x
  3. Step 3: Cross multiply
    8,432.67x = 11,637.46 × 4,848.79
  4. Step 4: Simplify right side
    8,432.67x = 56,427,541.49
  5. Step 5: Solve for x
    x = 56,427,541.49/8,432.67
  6. Step 6: Final answer
    x = 6,691.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.