Home / 7,122.13-10,681.67-5,036.24

Finding the Fourth Proportional to 7,122.13, 10,681.67 and 5,036.24

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Solution

The fourth proportional to 7,122.13, 10,681.67 and 5,036.24 is: 7,553.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,122.13 : 10,681.67 = 5,036.24 : x
  2. Step 2: Convert to fraction form
    7,122.13/10,681.67 = 5,036.24/x
  3. Step 3: Cross multiply
    7,122.13x = 10,681.67 × 5,036.24
  4. Step 4: Simplify right side
    7,122.13x = 53,795,493.02
  5. Step 5: Solve for x
    x = 53,795,493.02/7,122.13
  6. Step 6: Final answer
    x = 7,553.29

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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.