Home / 6,288.90-9,440.55-3,693.30

Finding the Fourth Proportional to 6,288.90, 9,440.55 and 3,693.30

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Solution

The fourth proportional to 6,288.90, 9,440.55 and 3,693.30 is: 5,544.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288.90 : 9,440.55 = 3,693.30 : x
  2. Step 2: Convert to fraction form
    6,288.90/9,440.55 = 3,693.30/x
  3. Step 3: Cross multiply
    6,288.90x = 9,440.55 × 3,693.30
  4. Step 4: Simplify right side
    6,288.90x = 34,866,783.32
  5. Step 5: Solve for x
    x = 34,866,783.32/6,288.90
  6. Step 6: Final answer
    x = 5,544.18

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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.