Home / 1,746.11-2,409.28-1,116.15

Finding the Fourth Proportional to 1,746.11, 2,409.28 and 1,116.15

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Solution

The fourth proportional to 1,746.11, 2,409.28 and 1,116.15 is: 1,540.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746.11 : 2,409.28 = 1,116.15 : x
  2. Step 2: Convert to fraction form
    1,746.11/2,409.28 = 1,116.15/x
  3. Step 3: Cross multiply
    1,746.11x = 2,409.28 × 1,116.15
  4. Step 4: Simplify right side
    1,746.11x = 2,689,117.87
  5. Step 5: Solve for x
    x = 2,689,117.87/1,746.11
  6. Step 6: Final answer
    x = 1,540.06

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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.