Home / 4,210.32-5,803.63-2,881.72

Finding the Fourth Proportional to 4,210.32, 5,803.63 and 2,881.72

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Solution

The fourth proportional to 4,210.32, 5,803.63 and 2,881.72 is: 3,972.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.32 : 5,803.63 = 2,881.72 : x
  2. Step 2: Convert to fraction form
    4,210.32/5,803.63 = 2,881.72/x
  3. Step 3: Cross multiply
    4,210.32x = 5,803.63 × 2,881.72
  4. Step 4: Simplify right side
    4,210.32x = 16,724,414.93
  5. Step 5: Solve for x
    x = 16,724,414.93/4,210.32
  6. Step 6: Final answer
    x = 3,972.24

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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.