Home / 7,399.03-10,197.45-5,602.20

Finding the Fourth Proportional to 7,399.03, 10,197.45 and 5,602.20

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Solution

The fourth proportional to 7,399.03, 10,197.45 and 5,602.20 is: 7,721.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.03 : 10,197.45 = 5,602.20 : x
  2. Step 2: Convert to fraction form
    7,399.03/10,197.45 = 5,602.20/x
  3. Step 3: Cross multiply
    7,399.03x = 10,197.45 × 5,602.20
  4. Step 4: Simplify right side
    7,399.03x = 57,128,196.44
  5. Step 5: Solve for x
    x = 57,128,196.44/7,399.03
  6. Step 6: Final answer
    x = 7,721.04

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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.