Home / 8,937.83-13,395.60-5,643.56

Finding the Fourth Proportional to 8,937.83, 13,395.60 and 5,643.56

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Solution

The fourth proportional to 8,937.83, 13,395.60 and 5,643.56 is: 8,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.83 : 13,395.60 = 5,643.56 : x
  2. Step 2: Convert to fraction form
    8,937.83/13,395.60 = 5,643.56/x
  3. Step 3: Cross multiply
    8,937.83x = 13,395.60 × 5,643.56
  4. Step 4: Simplify right side
    8,937.83x = 75,598,805.36
  5. Step 5: Solve for x
    x = 75,598,805.36/8,937.83
  6. Step 6: Final answer
    x = 8,458.30

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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.