Home / 3,725.08-5,587.89-1,260.16

Finding the Fourth Proportional to 3,725.08, 5,587.89 and 1,260.16

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Solution

The fourth proportional to 3,725.08, 5,587.89 and 1,260.16 is: 1,890.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.08 : 5,587.89 = 1,260.16 : x
  2. Step 2: Convert to fraction form
    3,725.08/5,587.89 = 1,260.16/x
  3. Step 3: Cross multiply
    3,725.08x = 5,587.89 × 1,260.16
  4. Step 4: Simplify right side
    3,725.08x = 7,041,635.46
  5. Step 5: Solve for x
    x = 7,041,635.46/3,725.08
  6. Step 6: Final answer
    x = 1,890.33

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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.