Home / 10,199.80-15,302.28-4,937.33

Finding the Fourth Proportional to 10,199.80, 15,302.28 and 4,937.33

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Solution

The fourth proportional to 10,199.80, 15,302.28 and 4,937.33 is: 7,407.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,199.80 : 15,302.28 = 4,937.33 : x
  2. Step 2: Convert to fraction form
    10,199.80/15,302.28 = 4,937.33/x
  3. Step 3: Cross multiply
    10,199.80x = 15,302.28 × 4,937.33
  4. Step 4: Simplify right side
    10,199.80x = 75,552,399.02
  5. Step 5: Solve for x
    x = 75,552,399.02/10,199.80
  6. Step 6: Final answer
    x = 7,407.24

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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.