Home / 9,148.60-12,625.07-4,956.85

Finding the Fourth Proportional to 9,148.60, 12,625.07 and 4,956.85

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Solution

The fourth proportional to 9,148.60, 12,625.07 and 4,956.85 is: 6,840.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,148.60 : 12,625.07 = 4,956.85 : x
  2. Step 2: Convert to fraction form
    9,148.60/12,625.07 = 4,956.85/x
  3. Step 3: Cross multiply
    9,148.60x = 12,625.07 × 4,956.85
  4. Step 4: Simplify right side
    9,148.60x = 62,580,498.21
  5. Step 5: Solve for x
    x = 62,580,498.21/9,148.60
  6. Step 6: Final answer
    x = 6,840.45

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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.