Home / 11,472.16-17,210.94-3,574.28

Finding the Fourth Proportional to 11,472.16, 17,210.94 and 3,574.28

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Solution

The fourth proportional to 11,472.16, 17,210.94 and 3,574.28 is: 5,362.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,472.16 : 17,210.94 = 3,574.28 : x
  2. Step 2: Convert to fraction form
    11,472.16/17,210.94 = 3,574.28/x
  3. Step 3: Cross multiply
    11,472.16x = 17,210.94 × 3,574.28
  4. Step 4: Simplify right side
    11,472.16x = 61,516,718.62
  5. Step 5: Solve for x
    x = 61,516,718.62/11,472.16
  6. Step 6: Final answer
    x = 5,362.26

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1.5x scale

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.