Home / 5,000.49-7,484.99-3,431.32

Finding the Fourth Proportional to 5,000.49, 7,484.99 and 3,431.32

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Solution

The fourth proportional to 5,000.49, 7,484.99 and 3,431.32 is: 5,136.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.49 : 7,484.99 = 3,431.32 : x
  2. Step 2: Convert to fraction form
    5,000.49/7,484.99 = 3,431.32/x
  3. Step 3: Cross multiply
    5,000.49x = 7,484.99 × 3,431.32
  4. Step 4: Simplify right side
    5,000.49x = 25,683,360.02
  5. Step 5: Solve for x
    x = 25,683,360.02/5,000.49
  6. Step 6: Final answer
    x = 5,136.17

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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.