Home / 7,302.32-10,077.20-4,158.50

Finding the Fourth Proportional to 7,302.32, 10,077.20 and 4,158.50

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Solution

The fourth proportional to 7,302.32, 10,077.20 and 4,158.50 is: 5,738.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302.32 : 10,077.20 = 4,158.50 : x
  2. Step 2: Convert to fraction form
    7,302.32/10,077.20 = 4,158.50/x
  3. Step 3: Cross multiply
    7,302.32x = 10,077.20 × 4,158.50
  4. Step 4: Simplify right side
    7,302.32x = 41,906,036.20
  5. Step 5: Solve for x
    x = 41,906,036.20/7,302.32
  6. Step 6: Final answer
    x = 5,738.73

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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.