Home / 11,045.16-15,242.58-6,009.72

Finding the Fourth Proportional to 11,045.16, 15,242.58 and 6,009.72

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Solution

The fourth proportional to 11,045.16, 15,242.58 and 6,009.72 is: 8,293.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,045.16 : 15,242.58 = 6,009.72 : x
  2. Step 2: Convert to fraction form
    11,045.16/15,242.58 = 6,009.72/x
  3. Step 3: Cross multiply
    11,045.16x = 15,242.58 × 6,009.72
  4. Step 4: Simplify right side
    11,045.16x = 91,603,637.88
  5. Step 5: Solve for x
    x = 91,603,637.88/11,045.16
  6. Step 6: Final answer
    x = 8,293.55

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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.