Home / 1,306.01-1,799.06-1,010.76

Finding the Fourth Proportional to 1,306.01, 1,799.06 and 1,010.76

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Solution

The fourth proportional to 1,306.01, 1,799.06 and 1,010.76 is: 1,392.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306.01 : 1,799.06 = 1,010.76 : x
  2. Step 2: Convert to fraction form
    1,306.01/1,799.06 = 1,010.76/x
  3. Step 3: Cross multiply
    1,306.01x = 1,799.06 × 1,010.76
  4. Step 4: Simplify right side
    1,306.01x = 1,818,412.83
  5. Step 5: Solve for x
    x = 1,818,412.83/1,306.01
  6. Step 6: Final answer
    x = 1,392.35

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Half 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.