Home / 8,883.15-12,258.72-4,904.70

Finding the Fourth Proportional to 8,883.15, 12,258.72 and 4,904.70

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Solution

The fourth proportional to 8,883.15, 12,258.72 and 4,904.70 is: 6,768.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.15 : 12,258.72 = 4,904.70 : x
  2. Step 2: Convert to fraction form
    8,883.15/12,258.72 = 4,904.70/x
  3. Step 3: Cross multiply
    8,883.15x = 12,258.72 × 4,904.70
  4. Step 4: Simplify right side
    8,883.15x = 60,125,343.98
  5. Step 5: Solve for x
    x = 60,125,343.98/8,883.15
  6. Step 6: Final answer
    x = 6,768.47

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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.