Home / 5,587.25-8,382.08-1,889.30

Finding the Fourth Proportional to 5,587.25, 8,382.08 and 1,889.30

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Solution

The fourth proportional to 5,587.25, 8,382.08 and 1,889.30 is: 2,834.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.25 : 8,382.08 = 1,889.30 : x
  2. Step 2: Convert to fraction form
    5,587.25/8,382.08 = 1,889.30/x
  3. Step 3: Cross multiply
    5,587.25x = 8,382.08 × 1,889.30
  4. Step 4: Simplify right side
    5,587.25x = 15,836,263.74
  5. Step 5: Solve for x
    x = 15,836,263.74/5,587.25
  6. Step 6: Final answer
    x = 2,834.36

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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.