Home / 7,575.80-11,365.94-3,417.08

Finding the Fourth Proportional to 7,575.80, 11,365.94 and 3,417.08

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Solution

The fourth proportional to 7,575.80, 11,365.94 and 3,417.08 is: 5,126.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.80 : 11,365.94 = 3,417.08 : x
  2. Step 2: Convert to fraction form
    7,575.80/11,365.94 = 3,417.08/x
  3. Step 3: Cross multiply
    7,575.80x = 11,365.94 × 3,417.08
  4. Step 4: Simplify right side
    7,575.80x = 38,838,326.26
  5. Step 5: Solve for x
    x = 38,838,326.26/7,575.80
  6. Step 6: Final answer
    x = 5,126.63

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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.