Home / 5,285.18-7,293.55-2,927.33

Finding the Fourth Proportional to 5,285.18, 7,293.55 and 2,927.33

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Solution

The fourth proportional to 5,285.18, 7,293.55 and 2,927.33 is: 4,039.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.18 : 7,293.55 = 2,927.33 : x
  2. Step 2: Convert to fraction form
    5,285.18/7,293.55 = 2,927.33/x
  3. Step 3: Cross multiply
    5,285.18x = 7,293.55 × 2,927.33
  4. Step 4: Simplify right side
    5,285.18x = 21,350,638.64
  5. Step 5: Solve for x
    x = 21,350,638.64/5,285.18
  6. Step 6: Final answer
    x = 4,039.72

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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.