Home / 4,520.16-6,782.56-3,424.16

Finding the Fourth Proportional to 4,520.16, 6,782.56 and 3,424.16

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Solution

The fourth proportional to 4,520.16, 6,782.56 and 3,424.16 is: 5,138.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.16 : 6,782.56 = 3,424.16 : x
  2. Step 2: Convert to fraction form
    4,520.16/6,782.56 = 3,424.16/x
  3. Step 3: Cross multiply
    4,520.16x = 6,782.56 × 3,424.16
  4. Step 4: Simplify right side
    4,520.16x = 23,224,570.65
  5. Step 5: Solve for x
    x = 23,224,570.65/4,520.16
  6. Step 6: Final answer
    x = 5,138.00

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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.