Home / 11,054.47-15,253.45-6,337.84

Finding the Fourth Proportional to 11,054.47, 15,253.45 and 6,337.84

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Solution

The fourth proportional to 11,054.47, 15,253.45 and 6,337.84 is: 8,745.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,054.47 : 15,253.45 = 6,337.84 : x
  2. Step 2: Convert to fraction form
    11,054.47/15,253.45 = 6,337.84/x
  3. Step 3: Cross multiply
    11,054.47x = 15,253.45 × 6,337.84
  4. Step 4: Simplify right side
    11,054.47x = 96,673,925.55
  5. Step 5: Solve for x
    x = 96,673,925.55/11,054.47
  6. Step 6: Final answer
    x = 8,745.23

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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.