Home / 4,574.74-6,863.25-2,111.28

Finding the Fourth Proportional to 4,574.74, 6,863.25 and 2,111.28

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Solution

The fourth proportional to 4,574.74, 6,863.25 and 2,111.28 is: 3,167.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,574.74 : 6,863.25 = 2,111.28 : x
  2. Step 2: Convert to fraction form
    4,574.74/6,863.25 = 2,111.28/x
  3. Step 3: Cross multiply
    4,574.74x = 6,863.25 × 2,111.28
  4. Step 4: Simplify right side
    4,574.74x = 14,490,242.46
  5. Step 5: Solve for x
    x = 14,490,242.46/4,574.74
  6. Step 6: Final answer
    x = 3,167.45

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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.