Home / 4,448.63-6,139.72-2,560.18

Finding the Fourth Proportional to 4,448.63, 6,139.72 and 2,560.18

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Solution

The fourth proportional to 4,448.63, 6,139.72 and 2,560.18 is: 3,533.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.63 : 6,139.72 = 2,560.18 : x
  2. Step 2: Convert to fraction form
    4,448.63/6,139.72 = 2,560.18/x
  3. Step 3: Cross multiply
    4,448.63x = 6,139.72 × 2,560.18
  4. Step 4: Simplify right side
    4,448.63x = 15,718,794.75
  5. Step 5: Solve for x
    x = 15,718,794.75/4,448.63
  6. Step 6: Final answer
    x = 3,533.40

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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.