Home / 7,853.24-11,782.08-2,659.52

Finding the Fourth Proportional to 7,853.24, 11,782.08 and 2,659.52

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Solution

The fourth proportional to 7,853.24, 11,782.08 and 2,659.52 is: 3,990.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,853.24 : 11,782.08 = 2,659.52 : x
  2. Step 2: Convert to fraction form
    7,853.24/11,782.08 = 2,659.52/x
  3. Step 3: Cross multiply
    7,853.24x = 11,782.08 × 2,659.52
  4. Step 4: Simplify right side
    7,853.24x = 31,334,677.40
  5. Step 5: Solve for x
    x = 31,334,677.40/7,853.24
  6. Step 6: Final answer
    x = 3,990.03

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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.