Home / 2,184.64-3,014.01-1,439.04

Finding the Fourth Proportional to 2,184.64, 3,014.01 and 1,439.04

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Solution

The fourth proportional to 2,184.64, 3,014.01 and 1,439.04 is: 1,985.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.64 : 3,014.01 = 1,439.04 : x
  2. Step 2: Convert to fraction form
    2,184.64/3,014.01 = 1,439.04/x
  3. Step 3: Cross multiply
    2,184.64x = 3,014.01 × 1,439.04
  4. Step 4: Simplify right side
    2,184.64x = 4,337,280.95
  5. Step 5: Solve for x
    x = 4,337,280.95/2,184.64
  6. Step 6: Final answer
    x = 1,985.35

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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.