Home / 1,842.19-2,541.18-1,168.77

Finding the Fourth Proportional to 1,842.19, 2,541.18 and 1,168.77

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Solution

The fourth proportional to 1,842.19, 2,541.18 and 1,168.77 is: 1,612.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842.19 : 2,541.18 = 1,168.77 : x
  2. Step 2: Convert to fraction form
    1,842.19/2,541.18 = 1,168.77/x
  3. Step 3: Cross multiply
    1,842.19x = 2,541.18 × 1,168.77
  4. Step 4: Simplify right side
    1,842.19x = 2,970,054.95
  5. Step 5: Solve for x
    x = 2,970,054.95/1,842.19
  6. Step 6: Final answer
    x = 1,612.24

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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.