Home / 3,875.23-5,347.78-2,549.67

Finding the Fourth Proportional to 3,875.23, 5,347.78 and 2,549.67

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Solution

The fourth proportional to 3,875.23, 5,347.78 and 2,549.67 is: 3,518.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.23 : 5,347.78 = 2,549.67 : x
  2. Step 2: Convert to fraction form
    3,875.23/5,347.78 = 2,549.67/x
  3. Step 3: Cross multiply
    3,875.23x = 5,347.78 × 2,549.67
  4. Step 4: Simplify right side
    3,875.23x = 13,635,074.23
  5. Step 5: Solve for x
    x = 13,635,074.23/3,875.23
  6. Step 6: Final answer
    x = 3,518.52

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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.