Home / 9,497.79-13,107.15-5,519.25

Finding the Fourth Proportional to 9,497.79, 13,107.15 and 5,519.25

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Solution

The fourth proportional to 9,497.79, 13,107.15 and 5,519.25 is: 7,616.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,497.79 : 13,107.15 = 5,519.25 : x
  2. Step 2: Convert to fraction form
    9,497.79/13,107.15 = 5,519.25/x
  3. Step 3: Cross multiply
    9,497.79x = 13,107.15 × 5,519.25
  4. Step 4: Simplify right side
    9,497.79x = 72,341,637.64
  5. Step 5: Solve for x
    x = 72,341,637.64/9,497.79
  6. Step 6: Final answer
    x = 7,616.68

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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.