Home / 3,724.15-5,585.29-1,258.91

Finding the Fourth Proportional to 3,724.15, 5,585.29 and 1,258.91

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Solution

The fourth proportional to 3,724.15, 5,585.29 and 1,258.91 is: 1,888.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.15 : 5,585.29 = 1,258.91 : x
  2. Step 2: Convert to fraction form
    3,724.15/5,585.29 = 1,258.91/x
  3. Step 3: Cross multiply
    3,724.15x = 5,585.29 × 1,258.91
  4. Step 4: Simplify right side
    3,724.15x = 7,031,377.43
  5. Step 5: Solve for x
    x = 7,031,377.43/3,724.15
  6. Step 6: Final answer
    x = 1,888.05

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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.