Home / 6,255.36-9,381.69-1,871.64

Finding the Fourth Proportional to 6,255.36, 9,381.69 and 1,871.64

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Solution

The fourth proportional to 6,255.36, 9,381.69 and 1,871.64 is: 2,807.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.36 : 9,381.69 = 1,871.64 : x
  2. Step 2: Convert to fraction form
    6,255.36/9,381.69 = 1,871.64/x
  3. Step 3: Cross multiply
    6,255.36x = 9,381.69 × 1,871.64
  4. Step 4: Simplify right side
    6,255.36x = 17,559,146.27
  5. Step 5: Solve for x
    x = 17,559,146.27/6,255.36
  6. Step 6: Final answer
    x = 2,807.06

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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.