Home / 10,366.65-15,555.24-4,522.50

Finding the Fourth Proportional to 10,366.65, 15,555.24 and 4,522.50

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Solution

The fourth proportional to 10,366.65, 15,555.24 and 4,522.50 is: 6,786.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.65 : 15,555.24 = 4,522.50 : x
  2. Step 2: Convert to fraction form
    10,366.65/15,555.24 = 4,522.50/x
  3. Step 3: Cross multiply
    10,366.65x = 15,555.24 × 4,522.50
  4. Step 4: Simplify right side
    10,366.65x = 70,348,572.90
  5. Step 5: Solve for x
    x = 70,348,572.90/10,366.65
  6. Step 6: Final answer
    x = 6,786.05

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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.