Home / 7,374.72-10,177.02-4,230.84

Finding the Fourth Proportional to 7,374.72, 10,177.02 and 4,230.84

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Solution

The fourth proportional to 7,374.72, 10,177.02 and 4,230.84 is: 5,838.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.72 : 10,177.02 = 4,230.84 : x
  2. Step 2: Convert to fraction form
    7,374.72/10,177.02 = 4,230.84/x
  3. Step 3: Cross multiply
    7,374.72x = 10,177.02 × 4,230.84
  4. Step 4: Simplify right side
    7,374.72x = 43,057,343.30
  5. Step 5: Solve for x
    x = 43,057,343.30/7,374.72
  6. Step 6: Final answer
    x = 5,838.51

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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.