Home / 4,643.32-6,965.68-1,356

Finding the Fourth Proportional to 4,643.32, 6,965.68 and 1,356

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Solution

The fourth proportional to 4,643.32, 6,965.68 and 1,356 is: 2,034.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.32 : 6,965.68 = 1,356 : x
  2. Step 2: Convert to fraction form
    4,643.32/6,965.68 = 1,356/x
  3. Step 3: Cross multiply
    4,643.32x = 6,965.68 × 1,356
  4. Step 4: Simplify right side
    4,643.32x = 9,445,462.08
  5. Step 5: Solve for x
    x = 9,445,462.08/4,643.32
  6. Step 6: Final answer
    x = 2,034.20

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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.