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Finding the Fourth Proportional to 848.84, 1,267.52 and 673.54

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Solution

The fourth proportional to 848.84, 1,267.52 and 673.54 is: 1,005.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    848.84 : 1,267.52 = 673.54 : x
  2. Step 2: Convert to fraction form
    848.84/1,267.52 = 673.54/x
  3. Step 3: Cross multiply
    848.84x = 1,267.52 × 673.54
  4. Step 4: Simplify right side
    848.84x = 853,722.05
  5. Step 5: Solve for x
    x = 853,722.05/848.84
  6. Step 6: Final answer
    x = 1,005.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.