Home / 9,015.93-13,525.65-2,774.85

Finding the Fourth Proportional to 9,015.93, 13,525.65 and 2,774.85

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Solution

The fourth proportional to 9,015.93, 13,525.65 and 2,774.85 is: 4,162.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.93 : 13,525.65 = 2,774.85 : x
  2. Step 2: Convert to fraction form
    9,015.93/13,525.65 = 2,774.85/x
  3. Step 3: Cross multiply
    9,015.93x = 13,525.65 × 2,774.85
  4. Step 4: Simplify right side
    9,015.93x = 37,531,649.90
  5. Step 5: Solve for x
    x = 37,531,649.90/9,015.93
  6. Step 6: Final answer
    x = 4,162.82

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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.