Home / 7,525.12-11,290.65-2,331.40

Finding the Fourth Proportional to 7,525.12, 11,290.65 and 2,331.40

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Solution

The fourth proportional to 7,525.12, 11,290.65 and 2,331.40 is: 3,498.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525.12 : 11,290.65 = 2,331.40 : x
  2. Step 2: Convert to fraction form
    7,525.12/11,290.65 = 2,331.40/x
  3. Step 3: Cross multiply
    7,525.12x = 11,290.65 × 2,331.40
  4. Step 4: Simplify right side
    7,525.12x = 26,323,021.41
  5. Step 5: Solve for x
    x = 26,323,021.41/7,525.12
  6. Step 6: Final answer
    x = 3,498.02

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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.