Home / 9,798.22-13,521.68-5,322.05

Finding the Fourth Proportional to 9,798.22, 13,521.68 and 5,322.05

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Solution

The fourth proportional to 9,798.22, 13,521.68 and 5,322.05 is: 7,344.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,798.22 : 13,521.68 = 5,322.05 : x
  2. Step 2: Convert to fraction form
    9,798.22/13,521.68 = 5,322.05/x
  3. Step 3: Cross multiply
    9,798.22x = 13,521.68 × 5,322.05
  4. Step 4: Simplify right side
    9,798.22x = 71,963,139.49
  5. Step 5: Solve for x
    x = 71,963,139.49/9,798.22
  6. Step 6: Final answer
    x = 7,344.51

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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.