Home / 6,271.30-8,634.70-5,325.12

Finding the Fourth Proportional to 6,271.30, 8,634.70 and 5,325.12

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Solution

The fourth proportional to 6,271.30, 8,634.70 and 5,325.12 is: 7,331.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271.30 : 8,634.70 = 5,325.12 : x
  2. Step 2: Convert to fraction form
    6,271.30/8,634.70 = 5,325.12/x
  3. Step 3: Cross multiply
    6,271.30x = 8,634.70 × 5,325.12
  4. Step 4: Simplify right side
    6,271.30x = 45,980,813.66
  5. Step 5: Solve for x
    x = 45,980,813.66/6,271.30
  6. Step 6: Final answer
    x = 7,331.94

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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.