Home / 5,625.22-8,437.76-1,521.22

Finding the Fourth Proportional to 5,625.22, 8,437.76 and 1,521.22

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Solution

The fourth proportional to 5,625.22, 8,437.76 and 1,521.22 is: 2,281.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.22 : 8,437.76 = 1,521.22 : x
  2. Step 2: Convert to fraction form
    5,625.22/8,437.76 = 1,521.22/x
  3. Step 3: Cross multiply
    5,625.22x = 8,437.76 × 1,521.22
  4. Step 4: Simplify right side
    5,625.22x = 12,835,689.27
  5. Step 5: Solve for x
    x = 12,835,689.27/5,625.22
  6. Step 6: Final answer
    x = 2,281.81

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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.