Home / 9,006.34-13,513.56-5,718.55

Finding the Fourth Proportional to 9,006.34, 13,513.56 and 5,718.55

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Solution

The fourth proportional to 9,006.34, 13,513.56 and 5,718.55 is: 8,580.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006.34 : 13,513.56 = 5,718.55 : x
  2. Step 2: Convert to fraction form
    9,006.34/13,513.56 = 5,718.55/x
  3. Step 3: Cross multiply
    9,006.34x = 13,513.56 × 5,718.55
  4. Step 4: Simplify right side
    9,006.34x = 77,277,968.54
  5. Step 5: Solve for x
    x = 77,277,968.54/9,006.34
  6. Step 6: Final answer
    x = 8,580.40

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1.5x scale

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.