Home / 1,474.32-2,210.40-825.24

Finding the Fourth Proportional to 1,474.32, 2,210.40 and 825.24

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Solution

The fourth proportional to 1,474.32, 2,210.40 and 825.24 is: 1,237.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474.32 : 2,210.40 = 825.24 : x
  2. Step 2: Convert to fraction form
    1,474.32/2,210.40 = 825.24/x
  3. Step 3: Cross multiply
    1,474.32x = 2,210.40 × 825.24
  4. Step 4: Simplify right side
    1,474.32x = 1,824,110.50
  5. Step 5: Solve for x
    x = 1,824,110.50/1,474.32
  6. Step 6: Final answer
    x = 1,237.26

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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.