Home / 11,087.88-15,303.78-7,552.50

Finding the Fourth Proportional to 11,087.88, 15,303.78 and 7,552.50

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Solution

The fourth proportional to 11,087.88, 15,303.78 and 7,552.50 is: 10,424.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,087.88 : 15,303.78 = 7,552.50 : x
  2. Step 2: Convert to fraction form
    11,087.88/15,303.78 = 7,552.50/x
  3. Step 3: Cross multiply
    11,087.88x = 15,303.78 × 7,552.50
  4. Step 4: Simplify right side
    11,087.88x = 115,581,798.45
  5. Step 5: Solve for x
    x = 115,581,798.45/11,087.88
  6. Step 6: Final answer
    x = 10,424.16

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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.