Home / 4,572.76-6,313.48-2,871.99

Finding the Fourth Proportional to 4,572.76, 6,313.48 and 2,871.99

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Solution

The fourth proportional to 4,572.76, 6,313.48 and 2,871.99 is: 3,965.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.76 : 6,313.48 = 2,871.99 : x
  2. Step 2: Convert to fraction form
    4,572.76/6,313.48 = 2,871.99/x
  3. Step 3: Cross multiply
    4,572.76x = 6,313.48 × 2,871.99
  4. Step 4: Simplify right side
    4,572.76x = 18,132,219.86
  5. Step 5: Solve for x
    x = 18,132,219.86/4,572.76
  6. Step 6: Final answer
    x = 3,965.27

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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.