Home / 6,285.56-9,430.50-3,942.74

Finding the Fourth Proportional to 6,285.56, 9,430.50 and 3,942.74

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Solution

The fourth proportional to 6,285.56, 9,430.50 and 3,942.74 is: 5,915.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.56 : 9,430.50 = 3,942.74 : x
  2. Step 2: Convert to fraction form
    6,285.56/9,430.50 = 3,942.74/x
  3. Step 3: Cross multiply
    6,285.56x = 9,430.50 × 3,942.74
  4. Step 4: Simplify right side
    6,285.56x = 37,182,009.57
  5. Step 5: Solve for x
    x = 37,182,009.57/6,285.56
  6. Step 6: Final answer
    x = 5,915.46

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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.