Home / 9,806.30-13,532.77-5,330.05

Finding the Fourth Proportional to 9,806.30, 13,532.77 and 5,330.05

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Solution

The fourth proportional to 9,806.30, 13,532.77 and 5,330.05 is: 7,355.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,806.30 : 13,532.77 = 5,330.05 : x
  2. Step 2: Convert to fraction form
    9,806.30/13,532.77 = 5,330.05/x
  3. Step 3: Cross multiply
    9,806.30x = 13,532.77 × 5,330.05
  4. Step 4: Simplify right side
    9,806.30x = 72,130,293.58
  5. Step 5: Solve for x
    x = 72,130,293.58/9,806.30
  6. Step 6: Final answer
    x = 7,355.51

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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.