Home / 9,578.23-13,218.03-5,598.56

Finding the Fourth Proportional to 9,578.23, 13,218.03 and 5,598.56

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Solution

The fourth proportional to 9,578.23, 13,218.03 and 5,598.56 is: 7,726.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,578.23 : 13,218.03 = 5,598.56 : x
  2. Step 2: Convert to fraction form
    9,578.23/13,218.03 = 5,598.56/x
  3. Step 3: Cross multiply
    9,578.23x = 13,218.03 × 5,598.56
  4. Step 4: Simplify right side
    9,578.23x = 74,001,967.08
  5. Step 5: Solve for x
    x = 74,001,967.08/9,578.23
  6. Step 6: Final answer
    x = 7,726.06

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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.