Home / 4,810.24-7,215.32-2,213.16

Finding the Fourth Proportional to 4,810.24, 7,215.32 and 2,213.16

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Solution

The fourth proportional to 4,810.24, 7,215.32 and 2,213.16 is: 3,319.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.24 : 7,215.32 = 2,213.16 : x
  2. Step 2: Convert to fraction form
    4,810.24/7,215.32 = 2,213.16/x
  3. Step 3: Cross multiply
    4,810.24x = 7,215.32 × 2,213.16
  4. Step 4: Simplify right side
    4,810.24x = 15,968,657.61
  5. Step 5: Solve for x
    x = 15,968,657.61/4,810.24
  6. Step 6: Final answer
    x = 3,319.72

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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.