Home / 1,589.47-2,193.50-926.35

Finding the Fourth Proportional to 1,589.47, 2,193.50 and 926.35

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Solution

The fourth proportional to 1,589.47, 2,193.50 and 926.35 is: 1,278.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589.47 : 2,193.50 = 926.35 : x
  2. Step 2: Convert to fraction form
    1,589.47/2,193.50 = 926.35/x
  3. Step 3: Cross multiply
    1,589.47x = 2,193.50 × 926.35
  4. Step 4: Simplify right side
    1,589.47x = 2,031,948.73
  5. Step 5: Solve for x
    x = 2,031,948.73/1,589.47
  6. Step 6: Final answer
    x = 1,278.38

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,590.47, 2,194.88 and 927.35
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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.