Home / 7,290.88-10,060.80-4,306.84

Finding the Fourth Proportional to 7,290.88, 10,060.80 and 4,306.84

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Solution

The fourth proportional to 7,290.88, 10,060.80 and 4,306.84 is: 5,943.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290.88 : 10,060.80 = 4,306.84 : x
  2. Step 2: Convert to fraction form
    7,290.88/10,060.80 = 4,306.84/x
  3. Step 3: Cross multiply
    7,290.88x = 10,060.80 × 4,306.84
  4. Step 4: Simplify right side
    7,290.88x = 43,330,255.87
  5. Step 5: Solve for x
    x = 43,330,255.87/7,290.88
  6. Step 6: Final answer
    x = 5,943.08

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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.