Home / 6,947.71-10,421.52-1,753.59

Finding the Fourth Proportional to 6,947.71, 10,421.52 and 1,753.59

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Solution

The fourth proportional to 6,947.71, 10,421.52 and 1,753.59 is: 2,630.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.71 : 10,421.52 = 1,753.59 : x
  2. Step 2: Convert to fraction form
    6,947.71/10,421.52 = 1,753.59/x
  3. Step 3: Cross multiply
    6,947.71x = 10,421.52 × 1,753.59
  4. Step 4: Simplify right side
    6,947.71x = 18,275,073.26
  5. Step 5: Solve for x
    x = 18,275,073.26/6,947.71
  6. Step 6: Final answer
    x = 2,630.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.