Home / 9,806.84-13,533.47-5,330.61

Finding the Fourth Proportional to 9,806.84, 13,533.47 and 5,330.61

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Solution

The fourth proportional to 9,806.84, 13,533.47 and 5,330.61 is: 7,356.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,806.84 : 13,533.47 = 5,330.61 : x
  2. Step 2: Convert to fraction form
    9,806.84/13,533.47 = 5,330.61/x
  3. Step 3: Cross multiply
    9,806.84x = 13,533.47 × 5,330.61
  4. Step 4: Simplify right side
    9,806.84x = 72,141,623.86
  5. Step 5: Solve for x
    x = 72,141,623.86/9,806.84
  6. Step 6: Final answer
    x = 7,356.26

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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.