Home / 8,673.49-11,969.65-5,269.34

Finding the Fourth Proportional to 8,673.49, 11,969.65 and 5,269.34

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Solution

The fourth proportional to 8,673.49, 11,969.65 and 5,269.34 is: 7,271.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,673.49 : 11,969.65 = 5,269.34 : x
  2. Step 2: Convert to fraction form
    8,673.49/11,969.65 = 5,269.34/x
  3. Step 3: Cross multiply
    8,673.49x = 11,969.65 × 5,269.34
  4. Step 4: Simplify right side
    8,673.49x = 63,072,226.05
  5. Step 5: Solve for x
    x = 63,072,226.05/8,673.49
  6. Step 6: Final answer
    x = 7,271.84

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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.