Home / 7,966.02-10,993.50-4,429.20

Finding the Fourth Proportional to 7,966.02, 10,993.50 and 4,429.20

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Solution

The fourth proportional to 7,966.02, 10,993.50 and 4,429.20 is: 6,112.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,966.02 : 10,993.50 = 4,429.20 : x
  2. Step 2: Convert to fraction form
    7,966.02/10,993.50 = 4,429.20/x
  3. Step 3: Cross multiply
    7,966.02x = 10,993.50 × 4,429.20
  4. Step 4: Simplify right side
    7,966.02x = 48,692,410.20
  5. Step 5: Solve for x
    x = 48,692,410.20/7,966.02
  6. Step 6: Final answer
    x = 6,112.51

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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.