Home / 4,981.91-7,460.10-4,158.14

Finding the Fourth Proportional to 4,981.91, 7,460.10 and 4,158.14

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Solution

The fourth proportional to 4,981.91, 7,460.10 and 4,158.14 is: 6,226.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.91 : 7,460.10 = 4,158.14 : x
  2. Step 2: Convert to fraction form
    4,981.91/7,460.10 = 4,158.14/x
  3. Step 3: Cross multiply
    4,981.91x = 7,460.10 × 4,158.14
  4. Step 4: Simplify right side
    4,981.91x = 31,020,102.91
  5. Step 5: Solve for x
    x = 31,020,102.91/4,981.91
  6. Step 6: Final answer
    x = 6,226.55

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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.