Home / 2,937.20-4,402.36-2,904.72

Finding the Fourth Proportional to 2,937.20, 4,402.36 and 2,904.72

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Solution

The fourth proportional to 2,937.20, 4,402.36 and 2,904.72 is: 4,353.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.20 : 4,402.36 = 2,904.72 : x
  2. Step 2: Convert to fraction form
    2,937.20/4,402.36 = 2,904.72/x
  3. Step 3: Cross multiply
    2,937.20x = 4,402.36 × 2,904.72
  4. Step 4: Simplify right side
    2,937.20x = 12,787,623.14
  5. Step 5: Solve for x
    x = 12,787,623.14/2,937.20
  6. Step 6: Final answer
    x = 4,353.68

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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.