Home / 4,143.92-5,718.08-2,802.44

Finding the Fourth Proportional to 4,143.92, 5,718.08 and 2,802.44

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Solution

The fourth proportional to 4,143.92, 5,718.08 and 2,802.44 is: 3,867.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.92 : 5,718.08 = 2,802.44 : x
  2. Step 2: Convert to fraction form
    4,143.92/5,718.08 = 2,802.44/x
  3. Step 3: Cross multiply
    4,143.92x = 5,718.08 × 2,802.44
  4. Step 4: Simplify right side
    4,143.92x = 16,024,533.51
  5. Step 5: Solve for x
    x = 16,024,533.51/4,143.92
  6. Step 6: Final answer
    x = 3,867.00

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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.