Home / 3,465.36-4,781.52-2,068.56

Finding the Fourth Proportional to 3,465.36, 4,781.52 and 2,068.56

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Solution

The fourth proportional to 3,465.36, 4,781.52 and 2,068.56 is: 2,854.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.36 : 4,781.52 = 2,068.56 : x
  2. Step 2: Convert to fraction form
    3,465.36/4,781.52 = 2,068.56/x
  3. Step 3: Cross multiply
    3,465.36x = 4,781.52 × 2,068.56
  4. Step 4: Simplify right side
    3,465.36x = 9,890,861.01
  5. Step 5: Solve for x
    x = 9,890,861.01/3,465.36
  6. Step 6: Final answer
    x = 2,854.21

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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.