Home / 10,263.08-15,366.81-5,322.35

Finding the Fourth Proportional to 10,263.08, 15,366.81 and 5,322.35

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Solution

The fourth proportional to 10,263.08, 15,366.81 and 5,322.35 is: 7,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,263.08 : 15,366.81 = 5,322.35 : x
  2. Step 2: Convert to fraction form
    10,263.08/15,366.81 = 5,322.35/x
  3. Step 3: Cross multiply
    10,263.08x = 15,366.81 × 5,322.35
  4. Step 4: Simplify right side
    10,263.08x = 81,787,514.59
  5. Step 5: Solve for x
    x = 81,787,514.59/10,263.08
  6. Step 6: Final answer
    x = 7,969.10

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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.