Home / 5,099.04-7,038.90-3,110.28

Finding the Fourth Proportional to 5,099.04, 7,038.90 and 3,110.28

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Solution

The fourth proportional to 5,099.04, 7,038.90 and 3,110.28 is: 4,293.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,099.04 : 7,038.90 = 3,110.28 : x
  2. Step 2: Convert to fraction form
    5,099.04/7,038.90 = 3,110.28/x
  3. Step 3: Cross multiply
    5,099.04x = 7,038.90 × 3,110.28
  4. Step 4: Simplify right side
    5,099.04x = 21,892,949.89
  5. Step 5: Solve for x
    x = 21,892,949.89/5,099.04
  6. Step 6: Final answer
    x = 4,293.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.