Home / 11,068.05-15,272.64-6,590.91

Finding the Fourth Proportional to 11,068.05, 15,272.64 and 6,590.91

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Solution

The fourth proportional to 11,068.05, 15,272.64 and 6,590.91 is: 9,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,068.05 : 15,272.64 = 6,590.91 : x
  2. Step 2: Convert to fraction form
    11,068.05/15,272.64 = 6,590.91/x
  3. Step 3: Cross multiply
    11,068.05x = 15,272.64 × 6,590.91
  4. Step 4: Simplify right side
    11,068.05x = 100,660,595.70
  5. Step 5: Solve for x
    x = 100,660,595.70/11,068.05
  6. Step 6: Final answer
    x = 9,094.70

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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.