Home / 9,292.36-12,823.35-5,259.15

Finding the Fourth Proportional to 9,292.36, 12,823.35 and 5,259.15

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Solution

The fourth proportional to 9,292.36, 12,823.35 and 5,259.15 is: 7,257.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,292.36 : 12,823.35 = 5,259.15 : x
  2. Step 2: Convert to fraction form
    9,292.36/12,823.35 = 5,259.15/x
  3. Step 3: Cross multiply
    9,292.36x = 12,823.35 × 5,259.15
  4. Step 4: Simplify right side
    9,292.36x = 67,439,921.15
  5. Step 5: Solve for x
    x = 67,439,921.15/9,292.36
  6. Step 6: Final answer
    x = 7,257.57

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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.