Home / 9,250.50-12,765.70-5,058.76

Finding the Fourth Proportional to 9,250.50, 12,765.70 and 5,058.76

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Solution

The fourth proportional to 9,250.50, 12,765.70 and 5,058.76 is: 6,981.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,250.50 : 12,765.70 = 5,058.76 : x
  2. Step 2: Convert to fraction form
    9,250.50/12,765.70 = 5,058.76/x
  3. Step 3: Cross multiply
    9,250.50x = 12,765.70 × 5,058.76
  4. Step 4: Simplify right side
    9,250.50x = 64,578,612.53
  5. Step 5: Solve for x
    x = 64,578,612.53/9,250.50
  6. Step 6: Final answer
    x = 6,981.09

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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.