Home / 7,335.24-10,122.35-4,148.70

Finding the Fourth Proportional to 7,335.24, 10,122.35 and 4,148.70

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Solution

The fourth proportional to 7,335.24, 10,122.35 and 4,148.70 is: 5,725.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335.24 : 10,122.35 = 4,148.70 : x
  2. Step 2: Convert to fraction form
    7,335.24/10,122.35 = 4,148.70/x
  3. Step 3: Cross multiply
    7,335.24x = 10,122.35 × 4,148.70
  4. Step 4: Simplify right side
    7,335.24x = 41,994,572.70
  5. Step 5: Solve for x
    x = 41,994,572.70/7,335.24
  6. Step 6: Final answer
    x = 5,725.04

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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.