Home / 4,871.02-7,301.34-3,480.14

Finding the Fourth Proportional to 4,871.02, 7,301.34 and 3,480.14

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Solution

The fourth proportional to 4,871.02, 7,301.34 and 3,480.14 is: 5,216.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.02 : 7,301.34 = 3,480.14 : x
  2. Step 2: Convert to fraction form
    4,871.02/7,301.34 = 3,480.14/x
  3. Step 3: Cross multiply
    4,871.02x = 7,301.34 × 3,480.14
  4. Step 4: Simplify right side
    4,871.02x = 25,409,685.39
  5. Step 5: Solve for x
    x = 25,409,685.39/4,871.02
  6. Step 6: Final answer
    x = 5,216.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.