Home / 4,143.74-5,718.15-2,465.12

Finding the Fourth Proportional to 4,143.74, 5,718.15 and 2,465.12

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Solution

The fourth proportional to 4,143.74, 5,718.15 and 2,465.12 is: 3,401.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.74 : 5,718.15 = 2,465.12 : x
  2. Step 2: Convert to fraction form
    4,143.74/5,718.15 = 2,465.12/x
  3. Step 3: Cross multiply
    4,143.74x = 5,718.15 × 2,465.12
  4. Step 4: Simplify right side
    4,143.74x = 14,095,925.93
  5. Step 5: Solve for x
    x = 14,095,925.93/4,143.74
  6. Step 6: Final answer
    x = 3,401.74

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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.