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Finding the Fourth Proportional to 6,271.02, 9,406.71 and 1,888.56

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Solution

The fourth proportional to 6,271.02, 9,406.71 and 1,888.56 is: 2,832.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271.02 : 9,406.71 = 1,888.56 : x
  2. Step 2: Convert to fraction form
    6,271.02/9,406.71 = 1,888.56/x
  3. Step 3: Cross multiply
    6,271.02x = 9,406.71 × 1,888.56
  4. Step 4: Simplify right side
    6,271.02x = 17,765,136.24
  5. Step 5: Solve for x
    x = 17,765,136.24/6,271.02
  6. Step 6: Final answer
    x = 2,832.89

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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.