Home / 4,363.16-6,543.81-2,172.51

Finding the Fourth Proportional to 4,363.16, 6,543.81 and 2,172.51

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Solution

The fourth proportional to 4,363.16, 6,543.81 and 2,172.51 is: 3,258.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,363.16 : 6,543.81 = 2,172.51 : x
  2. Step 2: Convert to fraction form
    4,363.16/6,543.81 = 2,172.51/x
  3. Step 3: Cross multiply
    4,363.16x = 6,543.81 × 2,172.51
  4. Step 4: Simplify right side
    4,363.16x = 14,216,492.66
  5. Step 5: Solve for x
    x = 14,216,492.66/4,363.16
  6. Step 6: Final answer
    x = 3,258.31

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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.