Home / 9,769.81-13,482.21-5,293.45

Finding the Fourth Proportional to 9,769.81, 13,482.21 and 5,293.45

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Solution

The fourth proportional to 9,769.81, 13,482.21 and 5,293.45 is: 7,304.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,769.81 : 13,482.21 = 5,293.45 : x
  2. Step 2: Convert to fraction form
    9,769.81/13,482.21 = 5,293.45/x
  3. Step 3: Cross multiply
    9,769.81x = 13,482.21 × 5,293.45
  4. Step 4: Simplify right side
    9,769.81x = 71,367,404.52
  5. Step 5: Solve for x
    x = 71,367,404.52/9,769.81
  6. Step 6: Final answer
    x = 7,304.89

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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.