Home / 5,099.42-7,038.70-3,331.33

Finding the Fourth Proportional to 5,099.42, 7,038.70 and 3,331.33

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Solution

The fourth proportional to 5,099.42, 7,038.70 and 3,331.33 is: 4,598.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,099.42 : 7,038.70 = 3,331.33 : x
  2. Step 2: Convert to fraction form
    5,099.42/7,038.70 = 3,331.33/x
  3. Step 3: Cross multiply
    5,099.42x = 7,038.70 × 3,331.33
  4. Step 4: Simplify right side
    5,099.42x = 23,448,206.55
  5. Step 5: Solve for x
    x = 23,448,206.55/5,099.42
  6. Step 6: Final answer
    x = 4,598.21

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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.