Home / 5,310.58-7,328.60-2,952.71

Finding the Fourth Proportional to 5,310.58, 7,328.60 and 2,952.71

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Solution

The fourth proportional to 5,310.58, 7,328.60 and 2,952.71 is: 4,074.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.58 : 7,328.60 = 2,952.71 : x
  2. Step 2: Convert to fraction form
    5,310.58/7,328.60 = 2,952.71/x
  3. Step 3: Cross multiply
    5,310.58x = 7,328.60 × 2,952.71
  4. Step 4: Simplify right side
    5,310.58x = 21,639,215.74
  5. Step 5: Solve for x
    x = 21,639,215.74/5,310.58
  6. Step 6: Final answer
    x = 4,074.74

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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.