Home / 9,806.61-13,532.99-5,330.26

Finding the Fourth Proportional to 9,806.61, 13,532.99 and 5,330.26

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Solution

The fourth proportional to 9,806.61, 13,532.99 and 5,330.26 is: 7,355.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,806.61 : 13,532.99 = 5,330.26 : x
  2. Step 2: Convert to fraction form
    9,806.61/13,532.99 = 5,330.26/x
  3. Step 3: Cross multiply
    9,806.61x = 13,532.99 × 5,330.26
  4. Step 4: Simplify right side
    9,806.61x = 72,134,355.28
  5. Step 5: Solve for x
    x = 72,134,355.28/9,806.61
  6. Step 6: Final answer
    x = 7,355.69

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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.