Home / 8,017.68-11,060.64-4,871.76

Finding the Fourth Proportional to 8,017.68, 11,060.64 and 4,871.76

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Solution

The fourth proportional to 8,017.68, 11,060.64 and 4,871.76 is: 6,720.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,017.68 : 11,060.64 = 4,871.76 : x
  2. Step 2: Convert to fraction form
    8,017.68/11,060.64 = 4,871.76/x
  3. Step 3: Cross multiply
    8,017.68x = 11,060.64 × 4,871.76
  4. Step 4: Simplify right side
    8,017.68x = 53,884,783.53
  5. Step 5: Solve for x
    x = 53,884,783.53/8,017.68
  6. Step 6: Final answer
    x = 6,720.75

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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.