Home / 3,143.33-4,337.67-1,746.17

Finding the Fourth Proportional to 3,143.33, 4,337.67 and 1,746.17

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Solution

The fourth proportional to 3,143.33, 4,337.67 and 1,746.17 is: 2,409.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.33 : 4,337.67 = 1,746.17 : x
  2. Step 2: Convert to fraction form
    3,143.33/4,337.67 = 1,746.17/x
  3. Step 3: Cross multiply
    3,143.33x = 4,337.67 × 1,746.17
  4. Step 4: Simplify right side
    3,143.33x = 7,574,278.80
  5. Step 5: Solve for x
    x = 7,574,278.80/3,143.33
  6. Step 6: Final answer
    x = 2,409.64

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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.