Home / 9,425.07-13,017.53-6,275.79

Finding the Fourth Proportional to 9,425.07, 13,017.53 and 6,275.79

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Solution

The fourth proportional to 9,425.07, 13,017.53 and 6,275.79 is: 8,667.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,425.07 : 13,017.53 = 6,275.79 : x
  2. Step 2: Convert to fraction form
    9,425.07/13,017.53 = 6,275.79/x
  3. Step 3: Cross multiply
    9,425.07x = 13,017.53 × 6,275.79
  4. Step 4: Simplify right side
    9,425.07x = 81,695,253.22
  5. Step 5: Solve for x
    x = 81,695,253.22/9,425.07
  6. Step 6: Final answer
    x = 8,667.87

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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.