Home / 5,476.32-8,220.24-2,400.48

Finding the Fourth Proportional to 5,476.32, 8,220.24 and 2,400.48

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Solution

The fourth proportional to 5,476.32, 8,220.24 and 2,400.48 is: 3,603.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.32 : 8,220.24 = 2,400.48 : x
  2. Step 2: Convert to fraction form
    5,476.32/8,220.24 = 2,400.48/x
  3. Step 3: Cross multiply
    5,476.32x = 8,220.24 × 2,400.48
  4. Step 4: Simplify right side
    5,476.32x = 19,732,521.72
  5. Step 5: Solve for x
    x = 19,732,521.72/5,476.32
  6. Step 6: Final answer
    x = 3,603.24

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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.