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Finding the Fourth Proportional to 6,762.98, 10,133.85 and 5,718.08

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Solution

The fourth proportional to 6,762.98, 10,133.85 and 5,718.08 is: 8,568.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,762.98 : 10,133.85 = 5,718.08 : x
  2. Step 2: Convert to fraction form
    6,762.98/10,133.85 = 5,718.08/x
  3. Step 3: Cross multiply
    6,762.98x = 10,133.85 × 5,718.08
  4. Step 4: Simplify right side
    6,762.98x = 57,946,165.01
  5. Step 5: Solve for x
    x = 57,946,165.01/6,762.98
  6. Step 6: Final answer
    x = 8,568.14

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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.