Home / 7,284.48-10,061.44-7,233.28

Finding the Fourth Proportional to 7,284.48, 10,061.44 and 7,233.28

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Solution

The fourth proportional to 7,284.48, 10,061.44 and 7,233.28 is: 9,990.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.48 : 10,061.44 = 7,233.28 : x
  2. Step 2: Convert to fraction form
    7,284.48/10,061.44 = 7,233.28/x
  3. Step 3: Cross multiply
    7,284.48x = 10,061.44 × 7,233.28
  4. Step 4: Simplify right side
    7,284.48x = 72,777,212.72
  5. Step 5: Solve for x
    x = 72,777,212.72/7,284.48
  6. Step 6: Final answer
    x = 9,990.72

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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.