Home / 6,749.28-10,127.16-2,368.80

Finding the Fourth Proportional to 6,749.28, 10,127.16 and 2,368.80

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Solution

The fourth proportional to 6,749.28, 10,127.16 and 2,368.80 is: 3,554.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.28 : 10,127.16 = 2,368.80 : x
  2. Step 2: Convert to fraction form
    6,749.28/10,127.16 = 2,368.80/x
  3. Step 3: Cross multiply
    6,749.28x = 10,127.16 × 2,368.80
  4. Step 4: Simplify right side
    6,749.28x = 23,989,216.61
  5. Step 5: Solve for x
    x = 23,989,216.61/6,749.28
  6. Step 6: Final answer
    x = 3,554.34

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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.