Home / 11,256.13-15,533.45-6,288.13

Finding the Fourth Proportional to 11,256.13, 15,533.45 and 6,288.13

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Solution

The fourth proportional to 11,256.13, 15,533.45 and 6,288.13 is: 8,677.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.13 : 15,533.45 = 6,288.13 : x
  2. Step 2: Convert to fraction form
    11,256.13/15,533.45 = 6,288.13/x
  3. Step 3: Cross multiply
    11,256.13x = 15,533.45 × 6,288.13
  4. Step 4: Simplify right side
    11,256.13x = 97,676,352.95
  5. Step 5: Solve for x
    x = 97,676,352.95/11,256.13
  6. Step 6: Final answer
    x = 8,677.61

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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.