Home / 10,618.50-15,927.12-3,223.02

Finding the Fourth Proportional to 10,618.50, 15,927.12 and 3,223.02

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Solution

The fourth proportional to 10,618.50, 15,927.12 and 3,223.02 is: 4,834.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618.50 : 15,927.12 = 3,223.02 : x
  2. Step 2: Convert to fraction form
    10,618.50/15,927.12 = 3,223.02/x
  3. Step 3: Cross multiply
    10,618.50x = 15,927.12 × 3,223.02
  4. Step 4: Simplify right side
    10,618.50x = 51,333,426.30
  5. Step 5: Solve for x
    x = 51,333,426.30/10,618.50
  6. Step 6: Final answer
    x = 4,834.34

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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.