Home / 11,045.55-15,242.85-6,009.76

Finding the Fourth Proportional to 11,045.55, 15,242.85 and 6,009.76

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Solution

The fourth proportional to 11,045.55, 15,242.85 and 6,009.76 is: 8,293.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,045.55 : 15,242.85 = 6,009.76 : x
  2. Step 2: Convert to fraction form
    11,045.55/15,242.85 = 6,009.76/x
  3. Step 3: Cross multiply
    11,045.55x = 15,242.85 × 6,009.76
  4. Step 4: Simplify right side
    11,045.55x = 91,605,870.22
  5. Step 5: Solve for x
    x = 91,605,870.22/11,045.55
  6. Step 6: Final answer
    x = 8,293.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.