Home / 4,718.88-6,513.04-2,856.16

Finding the Fourth Proportional to 4,718.88, 6,513.04 and 2,856.16

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Solution

The fourth proportional to 4,718.88, 6,513.04 and 2,856.16 is: 3,942.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.88 : 6,513.04 = 2,856.16 : x
  2. Step 2: Convert to fraction form
    4,718.88/6,513.04 = 2,856.16/x
  3. Step 3: Cross multiply
    4,718.88x = 6,513.04 × 2,856.16
  4. Step 4: Simplify right side
    4,718.88x = 18,602,284.33
  5. Step 5: Solve for x
    x = 18,602,284.33/4,718.88
  6. Step 6: Final answer
    x = 3,942.10

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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.