Home / 9,717.23-13,402.10-6,530.15

Finding the Fourth Proportional to 9,717.23, 13,402.10 and 6,530.15

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Solution

The fourth proportional to 9,717.23, 13,402.10 and 6,530.15 is: 9,006.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,717.23 : 13,402.10 = 6,530.15 : x
  2. Step 2: Convert to fraction form
    9,717.23/13,402.10 = 6,530.15/x
  3. Step 3: Cross multiply
    9,717.23x = 13,402.10 × 6,530.15
  4. Step 4: Simplify right side
    9,717.23x = 87,517,623.65
  5. Step 5: Solve for x
    x = 87,517,623.65/9,717.23
  6. Step 6: Final answer
    x = 9,006.44

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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.