Home / 4,719.12-7,060.92-4,240.08

Finding the Fourth Proportional to 4,719.12, 7,060.92 and 4,240.08

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Solution

The fourth proportional to 4,719.12, 7,060.92 and 4,240.08 is: 6,344.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.12 : 7,060.92 = 4,240.08 : x
  2. Step 2: Convert to fraction form
    4,719.12/7,060.92 = 4,240.08/x
  3. Step 3: Cross multiply
    4,719.12x = 7,060.92 × 4,240.08
  4. Step 4: Simplify right side
    4,719.12x = 29,938,865.67
  5. Step 5: Solve for x
    x = 29,938,865.67/4,719.12
  6. Step 6: Final answer
    x = 6,344.16

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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.