Home / 4,267.10-6,401.64-1,345.16

Finding the Fourth Proportional to 4,267.10, 6,401.64 and 1,345.16

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Solution

The fourth proportional to 4,267.10, 6,401.64 and 1,345.16 is: 2,018.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.10 : 6,401.64 = 1,345.16 : x
  2. Step 2: Convert to fraction form
    4,267.10/6,401.64 = 1,345.16/x
  3. Step 3: Cross multiply
    4,267.10x = 6,401.64 × 1,345.16
  4. Step 4: Simplify right side
    4,267.10x = 8,611,230.06
  5. Step 5: Solve for x
    x = 8,611,230.06/4,267.10
  6. Step 6: Final answer
    x = 2,018.05

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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.