Home / 8,308.70-11,466.09-4,772.03

Finding the Fourth Proportional to 8,308.70, 11,466.09 and 4,772.03

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Solution

The fourth proportional to 8,308.70, 11,466.09 and 4,772.03 is: 6,585.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308.70 : 11,466.09 = 4,772.03 : x
  2. Step 2: Convert to fraction form
    8,308.70/11,466.09 = 4,772.03/x
  3. Step 3: Cross multiply
    8,308.70x = 11,466.09 × 4,772.03
  4. Step 4: Simplify right side
    8,308.70x = 54,716,468.13
  5. Step 5: Solve for x
    x = 54,716,468.13/8,308.70
  6. Step 6: Final answer
    x = 6,585.45

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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.