Home / 9,435.01-13,020.66-5,658.79

Finding the Fourth Proportional to 9,435.01, 13,020.66 and 5,658.79

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Solution

The fourth proportional to 9,435.01, 13,020.66 and 5,658.79 is: 7,809.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,435.01 : 13,020.66 = 5,658.79 : x
  2. Step 2: Convert to fraction form
    9,435.01/13,020.66 = 5,658.79/x
  3. Step 3: Cross multiply
    9,435.01x = 13,020.66 × 5,658.79
  4. Step 4: Simplify right side
    9,435.01x = 73,681,180.60
  5. Step 5: Solve for x
    x = 73,681,180.60/9,435.01
  6. Step 6: Final answer
    x = 7,809.34

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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.