Home / 5,276.52-7,281.57-3,038.79

Finding the Fourth Proportional to 5,276.52, 7,281.57 and 3,038.79

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Solution

The fourth proportional to 5,276.52, 7,281.57 and 3,038.79 is: 4,193.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.52 : 7,281.57 = 3,038.79 : x
  2. Step 2: Convert to fraction form
    5,276.52/7,281.57 = 3,038.79/x
  3. Step 3: Cross multiply
    5,276.52x = 7,281.57 × 3,038.79
  4. Step 4: Simplify right side
    5,276.52x = 22,127,162.10
  5. Step 5: Solve for x
    x = 22,127,162.10/5,276.52
  6. Step 6: Final answer
    x = 4,193.51

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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.