Home / 10,506.02-15,759.47-3,486.65

Finding the Fourth Proportional to 10,506.02, 15,759.47 and 3,486.65

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Solution

The fourth proportional to 10,506.02, 15,759.47 and 3,486.65 is: 5,230.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,506.02 : 15,759.47 = 3,486.65 : x
  2. Step 2: Convert to fraction form
    10,506.02/15,759.47 = 3,486.65/x
  3. Step 3: Cross multiply
    10,506.02x = 15,759.47 × 3,486.65
  4. Step 4: Simplify right side
    10,506.02x = 54,947,659.84
  5. Step 5: Solve for x
    x = 54,947,659.84/10,506.02
  6. Step 6: Final answer
    x = 5,230.11

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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.