Home / 11,595.47-16,001.60-6,290.24

Finding the Fourth Proportional to 11,595.47, 16,001.60 and 6,290.24

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Solution

The fourth proportional to 11,595.47, 16,001.60 and 6,290.24 is: 8,680.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,595.47 : 16,001.60 = 6,290.24 : x
  2. Step 2: Convert to fraction form
    11,595.47/16,001.60 = 6,290.24/x
  3. Step 3: Cross multiply
    11,595.47x = 16,001.60 × 6,290.24
  4. Step 4: Simplify right side
    11,595.47x = 100,653,792.92
  5. Step 5: Solve for x
    x = 100,653,792.92/11,595.47
  6. Step 6: Final answer
    x = 8,680.44

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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.