Home / 9,053.03-13,573.78-5,356.40

Finding the Fourth Proportional to 9,053.03, 13,573.78 and 5,356.40

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Solution

The fourth proportional to 9,053.03, 13,573.78 and 5,356.40 is: 8,031.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,053.03 : 13,573.78 = 5,356.40 : x
  2. Step 2: Convert to fraction form
    9,053.03/13,573.78 = 5,356.40/x
  3. Step 3: Cross multiply
    9,053.03x = 13,573.78 × 5,356.40
  4. Step 4: Simplify right side
    9,053.03x = 72,706,513.93
  5. Step 5: Solve for x
    x = 72,706,513.93/9,053.03
  6. Step 6: Final answer
    x = 8,031.18

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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.