Home / 4,219.02-6,328.80-2,484

Finding the Fourth Proportional to 4,219.02, 6,328.80 and 2,484

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Solution

The fourth proportional to 4,219.02, 6,328.80 and 2,484 is: 3,726.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.02 : 6,328.80 = 2,484 : x
  2. Step 2: Convert to fraction form
    4,219.02/6,328.80 = 2,484/x
  3. Step 3: Cross multiply
    4,219.02x = 6,328.80 × 2,484
  4. Step 4: Simplify right side
    4,219.02x = 15,720,739.20
  5. Step 5: Solve for x
    x = 15,720,739.20/4,219.02
  6. Step 6: Final answer
    x = 3,726.16

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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.