Home / 9,710.69-13,402.36-5,463.65

Finding the Fourth Proportional to 9,710.69, 13,402.36 and 5,463.65

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Solution

The fourth proportional to 9,710.69, 13,402.36 and 5,463.65 is: 7,540.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,710.69 : 13,402.36 = 5,463.65 : x
  2. Step 2: Convert to fraction form
    9,710.69/13,402.36 = 5,463.65/x
  3. Step 3: Cross multiply
    9,710.69x = 13,402.36 × 5,463.65
  4. Step 4: Simplify right side
    9,710.69x = 73,225,844.55
  5. Step 5: Solve for x
    x = 73,225,844.55/9,710.69
  6. Step 6: Final answer
    x = 7,540.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.