Home / 9,798.28-13,521.51-5,322.10

Finding the Fourth Proportional to 9,798.28, 13,521.51 and 5,322.10

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Solution

The fourth proportional to 9,798.28, 13,521.51 and 5,322.10 is: 7,344.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,798.28 : 13,521.51 = 5,322.10 : x
  2. Step 2: Convert to fraction form
    9,798.28/13,521.51 = 5,322.10/x
  3. Step 3: Cross multiply
    9,798.28x = 13,521.51 × 5,322.10
  4. Step 4: Simplify right side
    9,798.28x = 71,962,828.37
  5. Step 5: Solve for x
    x = 71,962,828.37/9,798.28
  6. Step 6: Final answer
    x = 7,344.43

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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.