Home / 8,590.05-11,841.80-7,095.33

Finding the Fourth Proportional to 8,590.05, 11,841.80 and 7,095.33

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Solution

The fourth proportional to 8,590.05, 11,841.80 and 7,095.33 is: 9,781.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590.05 : 11,841.80 = 7,095.33 : x
  2. Step 2: Convert to fraction form
    8,590.05/11,841.80 = 7,095.33/x
  3. Step 3: Cross multiply
    8,590.05x = 11,841.80 × 7,095.33
  4. Step 4: Simplify right side
    8,590.05x = 84,021,443.32
  5. Step 5: Solve for x
    x = 84,021,443.32/8,590.05
  6. Step 6: Final answer
    x = 9,781.25

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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.