Home / 4,981.24-7,467.90-3,417.40

Finding the Fourth Proportional to 4,981.24, 7,467.90 and 3,417.40

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Solution

The fourth proportional to 4,981.24, 7,467.90 and 3,417.40 is: 5,123.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.24 : 7,467.90 = 3,417.40 : x
  2. Step 2: Convert to fraction form
    4,981.24/7,467.90 = 3,417.40/x
  3. Step 3: Cross multiply
    4,981.24x = 7,467.90 × 3,417.40
  4. Step 4: Simplify right side
    4,981.24x = 25,520,801.46
  5. Step 5: Solve for x
    x = 25,520,801.46/4,981.24
  6. Step 6: Final answer
    x = 5,123.38

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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.