Home / 3,426.08-4,728.01-1,854.18

Finding the Fourth Proportional to 3,426.08, 4,728.01 and 1,854.18

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Solution

The fourth proportional to 3,426.08, 4,728.01 and 1,854.18 is: 2,558.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.08 : 4,728.01 = 1,854.18 : x
  2. Step 2: Convert to fraction form
    3,426.08/4,728.01 = 1,854.18/x
  3. Step 3: Cross multiply
    3,426.08x = 4,728.01 × 1,854.18
  4. Step 4: Simplify right side
    3,426.08x = 8,766,569.76
  5. Step 5: Solve for x
    x = 8,766,569.76/3,426.08
  6. Step 6: Final answer
    x = 2,558.77

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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.