Home / 4,621.34-6,931.25-1,333.55

Finding the Fourth Proportional to 4,621.34, 6,931.25 and 1,333.55

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Solution

The fourth proportional to 4,621.34, 6,931.25 and 1,333.55 is: 2,000.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.34 : 6,931.25 = 1,333.55 : x
  2. Step 2: Convert to fraction form
    4,621.34/6,931.25 = 1,333.55/x
  3. Step 3: Cross multiply
    4,621.34x = 6,931.25 × 1,333.55
  4. Step 4: Simplify right side
    4,621.34x = 9,243,179.10
  5. Step 5: Solve for x
    x = 9,243,179.10/4,621.34
  6. Step 6: Final answer
    x = 2,000.11

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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.