Home / 1,746.60-2,409.55-1,116.01

Finding the Fourth Proportional to 1,746.60, 2,409.55 and 1,116.01

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Solution

The fourth proportional to 1,746.60, 2,409.55 and 1,116.01 is: 1,539.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746.60 : 2,409.55 = 1,116.01 : x
  2. Step 2: Convert to fraction form
    1,746.60/2,409.55 = 1,116.01/x
  3. Step 3: Cross multiply
    1,746.60x = 2,409.55 × 1,116.01
  4. Step 4: Simplify right side
    1,746.60x = 2,689,082.12
  5. Step 5: Solve for x
    x = 2,689,082.12/1,746.60
  6. Step 6: Final answer
    x = 1,539.61

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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.