Home / 4,378.14-6,566.22-1,258.13

Finding the Fourth Proportional to 4,378.14, 6,566.22 and 1,258.13

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Solution

The fourth proportional to 4,378.14, 6,566.22 and 1,258.13 is: 1,886.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.14 : 6,566.22 = 1,258.13 : x
  2. Step 2: Convert to fraction form
    4,378.14/6,566.22 = 1,258.13/x
  3. Step 3: Cross multiply
    4,378.14x = 6,566.22 × 1,258.13
  4. Step 4: Simplify right side
    4,378.14x = 8,261,174.78
  5. Step 5: Solve for x
    x = 8,261,174.78/4,378.14
  6. Step 6: Final answer
    x = 1,886.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.