Home / 5,318.80-7,339.04-2,960.52

Finding the Fourth Proportional to 5,318.80, 7,339.04 and 2,960.52

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Solution

The fourth proportional to 5,318.80, 7,339.04 and 2,960.52 is: 4,085.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318.80 : 7,339.04 = 2,960.52 : x
  2. Step 2: Convert to fraction form
    5,318.80/7,339.04 = 2,960.52/x
  3. Step 3: Cross multiply
    5,318.80x = 7,339.04 × 2,960.52
  4. Step 4: Simplify right side
    5,318.80x = 21,727,374.70
  5. Step 5: Solve for x
    x = 21,727,374.70/5,318.80
  6. Step 6: Final answer
    x = 4,085.01

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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.