Home / 11,062.49-16,585.38-6,678.90

Finding the Fourth Proportional to 11,062.49, 16,585.38 and 6,678.90

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Solution

The fourth proportional to 11,062.49, 16,585.38 and 6,678.90 is: 10,013.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,062.49 : 16,585.38 = 6,678.90 : x
  2. Step 2: Convert to fraction form
    11,062.49/16,585.38 = 6,678.90/x
  3. Step 3: Cross multiply
    11,062.49x = 16,585.38 × 6,678.90
  4. Step 4: Simplify right side
    11,062.49x = 110,772,094.48
  5. Step 5: Solve for x
    x = 110,772,094.48/11,062.49
  6. Step 6: Final answer
    x = 10,013.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.