Home / 2,454.60-3,385.01-1,894.18

Finding the Fourth Proportional to 2,454.60, 3,385.01 and 1,894.18

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Solution

The fourth proportional to 2,454.60, 3,385.01 and 1,894.18 is: 2,612.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.60 : 3,385.01 = 1,894.18 : x
  2. Step 2: Convert to fraction form
    2,454.60/3,385.01 = 1,894.18/x
  3. Step 3: Cross multiply
    2,454.60x = 3,385.01 × 1,894.18
  4. Step 4: Simplify right side
    2,454.60x = 6,411,818.24
  5. Step 5: Solve for x
    x = 6,411,818.24/2,454.60
  6. Step 6: Final answer
    x = 2,612.16

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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.