Home / 5,910.50-8,156.40-3,258.16

Finding the Fourth Proportional to 5,910.50, 8,156.40 and 3,258.16

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Solution

The fourth proportional to 5,910.50, 8,156.40 and 3,258.16 is: 4,496.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.50 : 8,156.40 = 3,258.16 : x
  2. Step 2: Convert to fraction form
    5,910.50/8,156.40 = 3,258.16/x
  3. Step 3: Cross multiply
    5,910.50x = 8,156.40 × 3,258.16
  4. Step 4: Simplify right side
    5,910.50x = 26,574,823.61
  5. Step 5: Solve for x
    x = 26,574,823.61/5,910.50
  6. Step 6: Final answer
    x = 4,496.20

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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.