Home / 4,807.04-7,211.36-1,475.21

Finding the Fourth Proportional to 4,807.04, 7,211.36 and 1,475.21

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Solution

The fourth proportional to 4,807.04, 7,211.36 and 1,475.21 is: 2,213.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.04 : 7,211.36 = 1,475.21 : x
  2. Step 2: Convert to fraction form
    4,807.04/7,211.36 = 1,475.21/x
  3. Step 3: Cross multiply
    4,807.04x = 7,211.36 × 1,475.21
  4. Step 4: Simplify right side
    4,807.04x = 10,638,244.98
  5. Step 5: Solve for x
    x = 10,638,244.98/4,807.04
  6. Step 6: Final answer
    x = 2,213.05

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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.