Home / 11,154.00-15,392.58-6,118.69

Finding the Fourth Proportional to 11,154.00, 15,392.58 and 6,118.69

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Solution

The fourth proportional to 11,154.00, 15,392.58 and 6,118.69 is: 8,443.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,154.00 : 15,392.58 = 6,118.69 : x
  2. Step 2: Convert to fraction form
    11,154.00/15,392.58 = 6,118.69/x
  3. Step 3: Cross multiply
    11,154.00x = 15,392.58 × 6,118.69
  4. Step 4: Simplify right side
    11,154.00x = 94,182,427.17
  5. Step 5: Solve for x
    x = 94,182,427.17/11,154.00
  6. Step 6: Final answer
    x = 8,443.82

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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.