Home / 1,526.06-2,292.74-979.32

Finding the Fourth Proportional to 1,526.06, 2,292.74 and 979.32

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Solution

The fourth proportional to 1,526.06, 2,292.74 and 979.32 is: 1,471.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.06 : 2,292.74 = 979.32 : x
  2. Step 2: Convert to fraction form
    1,526.06/2,292.74 = 979.32/x
  3. Step 3: Cross multiply
    1,526.06x = 2,292.74 × 979.32
  4. Step 4: Simplify right side
    1,526.06x = 2,245,326.14
  5. Step 5: Solve for x
    x = 2,245,326.14/1,526.06
  6. Step 6: Final answer
    x = 1,471.32

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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.