Home / 7,525.15-11,305.02-5,309.08

Finding the Fourth Proportional to 7,525.15, 11,305.02 and 5,309.08

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Solution

The fourth proportional to 7,525.15, 11,305.02 and 5,309.08 is: 7,975.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525.15 : 11,305.02 = 5,309.08 : x
  2. Step 2: Convert to fraction form
    7,525.15/11,305.02 = 5,309.08/x
  3. Step 3: Cross multiply
    7,525.15x = 11,305.02 × 5,309.08
  4. Step 4: Simplify right side
    7,525.15x = 60,019,199.06
  5. Step 5: Solve for x
    x = 60,019,199.06/7,525.15
  6. Step 6: Final answer
    x = 7,975.82

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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.