Home / 5,233.48-7,222.18-2,875.77

Finding the Fourth Proportional to 5,233.48, 7,222.18 and 2,875.77

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Solution

The fourth proportional to 5,233.48, 7,222.18 and 2,875.77 is: 3,968.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.48 : 7,222.18 = 2,875.77 : x
  2. Step 2: Convert to fraction form
    5,233.48/7,222.18 = 2,875.77/x
  3. Step 3: Cross multiply
    5,233.48x = 7,222.18 × 2,875.77
  4. Step 4: Simplify right side
    5,233.48x = 20,769,328.58
  5. Step 5: Solve for x
    x = 20,769,328.58/5,233.48
  6. Step 6: Final answer
    x = 3,968.55

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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.