Home / 4,363.75-6,546.89-1,285.75

Finding the Fourth Proportional to 4,363.75, 6,546.89 and 1,285.75

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Solution

The fourth proportional to 4,363.75, 6,546.89 and 1,285.75 is: 1,929.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,363.75 : 6,546.89 = 1,285.75 : x
  2. Step 2: Convert to fraction form
    4,363.75/6,546.89 = 1,285.75/x
  3. Step 3: Cross multiply
    4,363.75x = 6,546.89 × 1,285.75
  4. Step 4: Simplify right side
    4,363.75x = 8,417,663.82
  5. Step 5: Solve for x
    x = 8,417,663.82/4,363.75
  6. Step 6: Final answer
    x = 1,929.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.