Home / 10,271.60-15,398.02-3,696.28

Finding the Fourth Proportional to 10,271.60, 15,398.02 and 3,696.28

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Solution

The fourth proportional to 10,271.60, 15,398.02 and 3,696.28 is: 5,541.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,271.60 : 15,398.02 = 3,696.28 : x
  2. Step 2: Convert to fraction form
    10,271.60/15,398.02 = 3,696.28/x
  3. Step 3: Cross multiply
    10,271.60x = 15,398.02 × 3,696.28
  4. Step 4: Simplify right side
    10,271.60x = 56,915,393.37
  5. Step 5: Solve for x
    x = 56,915,393.37/10,271.60
  6. Step 6: Final answer
    x = 5,541.04

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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.