Home / 5,285.05-7,293.38-2,927.18

Finding the Fourth Proportional to 5,285.05, 7,293.38 and 2,927.18

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Solution

The fourth proportional to 5,285.05, 7,293.38 and 2,927.18 is: 4,039.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.05 : 7,293.38 = 2,927.18 : x
  2. Step 2: Convert to fraction form
    5,285.05/7,293.38 = 2,927.18/x
  3. Step 3: Cross multiply
    5,285.05x = 7,293.38 × 2,927.18
  4. Step 4: Simplify right side
    5,285.05x = 21,349,039.67
  5. Step 5: Solve for x
    x = 21,349,039.67/5,285.05
  6. Step 6: Final answer
    x = 4,039.52

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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.