Home / 2,959.19-4,440.09-1,572.18

Finding the Fourth Proportional to 2,959.19, 4,440.09 and 1,572.18

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Solution

The fourth proportional to 2,959.19, 4,440.09 and 1,572.18 is: 2,358.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.19 : 4,440.09 = 1,572.18 : x
  2. Step 2: Convert to fraction form
    2,959.19/4,440.09 = 1,572.18/x
  3. Step 3: Cross multiply
    2,959.19x = 4,440.09 × 1,572.18
  4. Step 4: Simplify right side
    2,959.19x = 6,980,643.24
  5. Step 5: Solve for x
    x = 6,980,643.24/2,959.19
  6. Step 6: Final answer
    x = 2,358.97

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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.