Home / 4,158.79-5,740.50-2,480.74

Finding the Fourth Proportional to 4,158.79, 5,740.50 and 2,480.74

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Solution

The fourth proportional to 4,158.79, 5,740.50 and 2,480.74 is: 3,424.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158.79 : 5,740.50 = 2,480.74 : x
  2. Step 2: Convert to fraction form
    4,158.79/5,740.50 = 2,480.74/x
  3. Step 3: Cross multiply
    4,158.79x = 5,740.50 × 2,480.74
  4. Step 4: Simplify right side
    4,158.79x = 14,240,682.92
  5. Step 5: Solve for x
    x = 14,240,682.92/4,158.79
  6. Step 6: Final answer
    x = 3,424.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.