Home / 9,722.01-13,415.33-5,472.99

Finding the Fourth Proportional to 9,722.01, 13,415.33 and 5,472.99

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Solution

The fourth proportional to 9,722.01, 13,415.33 and 5,472.99 is: 7,552.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,722.01 : 13,415.33 = 5,472.99 : x
  2. Step 2: Convert to fraction form
    9,722.01/13,415.33 = 5,472.99/x
  3. Step 3: Cross multiply
    9,722.01x = 13,415.33 × 5,472.99
  4. Step 4: Simplify right side
    9,722.01x = 73,421,939.57
  5. Step 5: Solve for x
    x = 73,421,939.57/9,722.01
  6. Step 6: Final answer
    x = 7,552.14

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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.