Home / 7,645.80-10,556.28-5,874.24

Finding the Fourth Proportional to 7,645.80, 10,556.28 and 5,874.24

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Solution

The fourth proportional to 7,645.80, 10,556.28 and 5,874.24 is: 8,110.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,645.80 : 10,556.28 = 5,874.24 : x
  2. Step 2: Convert to fraction form
    7,645.80/10,556.28 = 5,874.24/x
  3. Step 3: Cross multiply
    7,645.80x = 10,556.28 × 5,874.24
  4. Step 4: Simplify right side
    7,645.80x = 62,010,122.23
  5. Step 5: Solve for x
    x = 62,010,122.23/7,645.80
  6. Step 6: Final answer
    x = 8,110.35

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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.