Home / 5,276.31-7,281.67-3,038.77

Finding the Fourth Proportional to 5,276.31, 7,281.67 and 3,038.77

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Solution

The fourth proportional to 5,276.31, 7,281.67 and 3,038.77 is: 4,193.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.31 : 7,281.67 = 3,038.77 : x
  2. Step 2: Convert to fraction form
    5,276.31/7,281.67 = 3,038.77/x
  3. Step 3: Cross multiply
    5,276.31x = 7,281.67 × 3,038.77
  4. Step 4: Simplify right side
    5,276.31x = 22,127,320.35
  5. Step 5: Solve for x
    x = 22,127,320.35/5,276.31
  6. Step 6: Final answer
    x = 4,193.71

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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.