Home / 11,558.80-15,948.36-6,844.24

Finding the Fourth Proportional to 11,558.80, 15,948.36 and 6,844.24

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Solution

The fourth proportional to 11,558.80, 15,948.36 and 6,844.24 is: 9,443.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,558.80 : 15,948.36 = 6,844.24 : x
  2. Step 2: Convert to fraction form
    11,558.80/15,948.36 = 6,844.24/x
  3. Step 3: Cross multiply
    11,558.80x = 15,948.36 × 6,844.24
  4. Step 4: Simplify right side
    11,558.80x = 109,154,403.45
  5. Step 5: Solve for x
    x = 109,154,403.45/11,558.80
  6. Step 6: Final answer
    x = 9,443.40

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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.