Home / 10,305.02-15,458.10-2,910.08

Finding the Fourth Proportional to 10,305.02, 15,458.10 and 2,910.08

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Solution

The fourth proportional to 10,305.02, 15,458.10 and 2,910.08 is: 4,365.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305.02 : 15,458.10 = 2,910.08 : x
  2. Step 2: Convert to fraction form
    10,305.02/15,458.10 = 2,910.08/x
  3. Step 3: Cross multiply
    10,305.02x = 15,458.10 × 2,910.08
  4. Step 4: Simplify right side
    10,305.02x = 44,984,307.65
  5. Step 5: Solve for x
    x = 44,984,307.65/10,305.02
  6. Step 6: Final answer
    x = 4,365.28

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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.