Home / 9,403.23-12,971.10-5,868.48

Finding the Fourth Proportional to 9,403.23, 12,971.10 and 5,868.48

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Solution

The fourth proportional to 9,403.23, 12,971.10 and 5,868.48 is: 8,095.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.23 : 12,971.10 = 5,868.48 : x
  2. Step 2: Convert to fraction form
    9,403.23/12,971.10 = 5,868.48/x
  3. Step 3: Cross multiply
    9,403.23x = 12,971.10 × 5,868.48
  4. Step 4: Simplify right side
    9,403.23x = 76,120,640.93
  5. Step 5: Solve for x
    x = 76,120,640.93/9,403.23
  6. Step 6: Final answer
    x = 8,095.16

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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.