Home / 2,594.08-3,888.24-1,439.20

Finding the Fourth Proportional to 2,594.08, 3,888.24 and 1,439.20

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Solution

The fourth proportional to 2,594.08, 3,888.24 and 1,439.20 is: 2,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,594.08 : 3,888.24 = 1,439.20 : x
  2. Step 2: Convert to fraction form
    2,594.08/3,888.24 = 1,439.20/x
  3. Step 3: Cross multiply
    2,594.08x = 3,888.24 × 1,439.20
  4. Step 4: Simplify right side
    2,594.08x = 5,595,955.01
  5. Step 5: Solve for x
    x = 5,595,955.01/2,594.08
  6. Step 6: Final answer
    x = 2,157.20

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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.