Home / 4,168.93-5,753.03-2,280.40

Finding the Fourth Proportional to 4,168.93, 5,753.03 and 2,280.40

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Solution

The fourth proportional to 4,168.93, 5,753.03 and 2,280.40 is: 3,146.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.93 : 5,753.03 = 2,280.40 : x
  2. Step 2: Convert to fraction form
    4,168.93/5,753.03 = 2,280.40/x
  3. Step 3: Cross multiply
    4,168.93x = 5,753.03 × 2,280.40
  4. Step 4: Simplify right side
    4,168.93x = 13,119,216.19
  5. Step 5: Solve for x
    x = 13,119,216.19/4,168.93
  6. Step 6: Final answer
    x = 3,146.90

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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.