Home / 3,442.08-5,143.36-2,337.20

Finding the Fourth Proportional to 3,442.08, 5,143.36 and 2,337.20

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Solution

The fourth proportional to 3,442.08, 5,143.36 and 2,337.20 is: 3,492.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.08 : 5,143.36 = 2,337.20 : x
  2. Step 2: Convert to fraction form
    3,442.08/5,143.36 = 2,337.20/x
  3. Step 3: Cross multiply
    3,442.08x = 5,143.36 × 2,337.20
  4. Step 4: Simplify right side
    3,442.08x = 12,021,060.99
  5. Step 5: Solve for x
    x = 12,021,060.99/3,442.08
  6. Step 6: Final answer
    x = 3,492.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.