Home / 9,718.07-13,410.65-5,469.37

Finding the Fourth Proportional to 9,718.07, 13,410.65 and 5,469.37

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Solution

The fourth proportional to 9,718.07, 13,410.65 and 5,469.37 is: 7,547.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,718.07 : 13,410.65 = 5,469.37 : x
  2. Step 2: Convert to fraction form
    9,718.07/13,410.65 = 5,469.37/x
  3. Step 3: Cross multiply
    9,718.07x = 13,410.65 × 5,469.37
  4. Step 4: Simplify right side
    9,718.07x = 73,347,712.39
  5. Step 5: Solve for x
    x = 73,347,712.39/9,718.07
  6. Step 6: Final answer
    x = 7,547.56

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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.