Home / 6,947.92-9,581.40-5,885.59

Finding the Fourth Proportional to 6,947.92, 9,581.40 and 5,885.59

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Solution

The fourth proportional to 6,947.92, 9,581.40 and 5,885.59 is: 8,116.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.92 : 9,581.40 = 5,885.59 : x
  2. Step 2: Convert to fraction form
    6,947.92/9,581.40 = 5,885.59/x
  3. Step 3: Cross multiply
    6,947.92x = 9,581.40 × 5,885.59
  4. Step 4: Simplify right side
    6,947.92x = 56,392,192.03
  5. Step 5: Solve for x
    x = 56,392,192.03/6,947.92
  6. Step 6: Final answer
    x = 8,116.41

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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.