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Finding the Fourth Proportional to 6,673.35, 9,210.96 and 4,284.96

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Solution

The fourth proportional to 6,673.35, 9,210.96 and 4,284.96 is: 5,914.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,673.35 : 9,210.96 = 4,284.96 : x
  2. Step 2: Convert to fraction form
    6,673.35/9,210.96 = 4,284.96/x
  3. Step 3: Cross multiply
    6,673.35x = 9,210.96 × 4,284.96
  4. Step 4: Simplify right side
    6,673.35x = 39,468,595.16
  5. Step 5: Solve for x
    x = 39,468,595.16/6,673.35
  6. Step 6: Final answer
    x = 5,914.36

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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.