Home / 1,088.22-1,501.09-1,015.32

Finding the Fourth Proportional to 1,088.22, 1,501.09 and 1,015.32

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Solution

The fourth proportional to 1,088.22, 1,501.09 and 1,015.32 is: 1,400.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088.22 : 1,501.09 = 1,015.32 : x
  2. Step 2: Convert to fraction form
    1,088.22/1,501.09 = 1,015.32/x
  3. Step 3: Cross multiply
    1,088.22x = 1,501.09 × 1,015.32
  4. Step 4: Simplify right side
    1,088.22x = 1,524,086.70
  5. Step 5: Solve for x
    x = 1,524,086.70/1,088.22
  6. Step 6: Final answer
    x = 1,400.53

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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.