Home / 9,307.06-12,843.32-5,328.52

Finding the Fourth Proportional to 9,307.06, 12,843.32 and 5,328.52

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Solution

The fourth proportional to 9,307.06, 12,843.32 and 5,328.52 is: 7,353.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,307.06 : 12,843.32 = 5,328.52 : x
  2. Step 2: Convert to fraction form
    9,307.06/12,843.32 = 5,328.52/x
  3. Step 3: Cross multiply
    9,307.06x = 12,843.32 × 5,328.52
  4. Step 4: Simplify right side
    9,307.06x = 68,435,887.49
  5. Step 5: Solve for x
    x = 68,435,887.49/9,307.06
  6. Step 6: Final answer
    x = 7,353.12

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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.