Home / 3,386.63-4,674.28-2,060.76

Finding the Fourth Proportional to 3,386.63, 4,674.28 and 2,060.76

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Solution

The fourth proportional to 3,386.63, 4,674.28 and 2,060.76 is: 2,844.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.63 : 4,674.28 = 2,060.76 : x
  2. Step 2: Convert to fraction form
    3,386.63/4,674.28 = 2,060.76/x
  3. Step 3: Cross multiply
    3,386.63x = 4,674.28 × 2,060.76
  4. Step 4: Simplify right side
    3,386.63x = 9,632,572.35
  5. Step 5: Solve for x
    x = 9,632,572.35/3,386.63
  6. Step 6: Final answer
    x = 2,844.29

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Half scale
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Double scale
Find fourth proportional to 3,387.63, 4,675.66 and 2,061.76
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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.