Home / 1,566.99-2,160.14-1,234.76

Finding the Fourth Proportional to 1,566.99, 2,160.14 and 1,234.76

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Solution

The fourth proportional to 1,566.99, 2,160.14 and 1,234.76 is: 1,702.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566.99 : 2,160.14 = 1,234.76 : x
  2. Step 2: Convert to fraction form
    1,566.99/2,160.14 = 1,234.76/x
  3. Step 3: Cross multiply
    1,566.99x = 2,160.14 × 1,234.76
  4. Step 4: Simplify right side
    1,566.99x = 2,667,237.49
  5. Step 5: Solve for x
    x = 2,667,237.49/1,566.99
  6. Step 6: Final answer
    x = 1,702.14

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Half scale
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Double scale
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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.