Home / 1,521.70-2,281.20-596.95

Finding the Fourth Proportional to 1,521.70, 2,281.20 and 596.95

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Solution

The fourth proportional to 1,521.70, 2,281.20 and 596.95 is: 894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521.70 : 2,281.20 = 596.95 : x
  2. Step 2: Convert to fraction form
    1,521.70/2,281.20 = 596.95/x
  3. Step 3: Cross multiply
    1,521.70x = 2,281.20 × 596.95
  4. Step 4: Simplify right side
    1,521.70x = 1,361,762.34
  5. Step 5: Solve for x
    x = 1,361,762.34/1,521.70
  6. Step 6: Final answer
    x = 894.90

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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.