Home / 10,012.06-15,004.72-4,165.48

Finding the Fourth Proportional to 10,012.06, 15,004.72 and 4,165.48

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Solution

The fourth proportional to 10,012.06, 15,004.72 and 4,165.48 is: 6,242.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012.06 : 15,004.72 = 4,165.48 : x
  2. Step 2: Convert to fraction form
    10,012.06/15,004.72 = 4,165.48/x
  3. Step 3: Cross multiply
    10,012.06x = 15,004.72 × 4,165.48
  4. Step 4: Simplify right side
    10,012.06x = 62,501,861.07
  5. Step 5: Solve for x
    x = 62,501,861.07/10,012.06
  6. Step 6: Final answer
    x = 6,242.66

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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.