Home / 10,988.28-16,441.59-6,548.33

Finding the Fourth Proportional to 10,988.28, 16,441.59 and 6,548.33

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Solution

The fourth proportional to 10,988.28, 16,441.59 and 6,548.33 is: 9,798.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,988.28 : 16,441.59 = 6,548.33 : x
  2. Step 2: Convert to fraction form
    10,988.28/16,441.59 = 6,548.33/x
  3. Step 3: Cross multiply
    10,988.28x = 16,441.59 × 6,548.33
  4. Step 4: Simplify right side
    10,988.28x = 107,664,957.04
  5. Step 5: Solve for x
    x = 107,664,957.04/10,988.28
  6. Step 6: Final answer
    x = 9,798.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.