Home / 7,371.80-10,165.28-5,693.48

Finding the Fourth Proportional to 7,371.80, 10,165.28 and 5,693.48

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Solution

The fourth proportional to 7,371.80, 10,165.28 and 5,693.48 is: 7,850.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.80 : 10,165.28 = 5,693.48 : x
  2. Step 2: Convert to fraction form
    7,371.80/10,165.28 = 5,693.48/x
  3. Step 3: Cross multiply
    7,371.80x = 10,165.28 × 5,693.48
  4. Step 4: Simplify right side
    7,371.80x = 57,875,818.37
  5. Step 5: Solve for x
    x = 57,875,818.37/7,371.80
  6. Step 6: Final answer
    x = 7,850.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.