Home / 5,715.52-8,570.76-2,016.76

Finding the Fourth Proportional to 5,715.52, 8,570.76 and 2,016.76

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Solution

The fourth proportional to 5,715.52, 8,570.76 and 2,016.76 is: 3,024.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715.52 : 8,570.76 = 2,016.76 : x
  2. Step 2: Convert to fraction form
    5,715.52/8,570.76 = 2,016.76/x
  3. Step 3: Cross multiply
    5,715.52x = 8,570.76 × 2,016.76
  4. Step 4: Simplify right side
    5,715.52x = 17,285,165.94
  5. Step 5: Solve for x
    x = 17,285,165.94/5,715.52
  6. Step 6: Final answer
    x = 3,024.25

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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.