Home / 5,100.42-7,040.08-3,332.33

Finding the Fourth Proportional to 5,100.42, 7,040.08 and 3,332.33

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Solution

The fourth proportional to 5,100.42, 7,040.08 and 3,332.33 is: 4,599.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100.42 : 7,040.08 = 3,332.33 : x
  2. Step 2: Convert to fraction form
    5,100.42/7,040.08 = 3,332.33/x
  3. Step 3: Cross multiply
    5,100.42x = 7,040.08 × 3,332.33
  4. Step 4: Simplify right side
    5,100.42x = 23,459,869.79
  5. Step 5: Solve for x
    x = 23,459,869.79/5,100.42
  6. Step 6: Final answer
    x = 4,599.60

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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.