Home / 3,077.58-4,248.81-2,032.68

Finding the Fourth Proportional to 3,077.58, 4,248.81 and 2,032.68

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Solution

The fourth proportional to 3,077.58, 4,248.81 and 2,032.68 is: 2,806.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.58 : 4,248.81 = 2,032.68 : x
  2. Step 2: Convert to fraction form
    3,077.58/4,248.81 = 2,032.68/x
  3. Step 3: Cross multiply
    3,077.58x = 4,248.81 × 2,032.68
  4. Step 4: Simplify right side
    3,077.58x = 8,636,471.11
  5. Step 5: Solve for x
    x = 8,636,471.11/3,077.58
  6. Step 6: Final answer
    x = 2,806.25

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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.