Home / 6,295.40-8,688.08-4,167.27

Finding the Fourth Proportional to 6,295.40, 8,688.08 and 4,167.27

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Solution

The fourth proportional to 6,295.40, 8,688.08 and 4,167.27 is: 5,751.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,295.40 : 8,688.08 = 4,167.27 : x
  2. Step 2: Convert to fraction form
    6,295.40/8,688.08 = 4,167.27/x
  3. Step 3: Cross multiply
    6,295.40x = 8,688.08 × 4,167.27
  4. Step 4: Simplify right side
    6,295.40x = 36,205,575.14
  5. Step 5: Solve for x
    x = 36,205,575.14/6,295.40
  6. Step 6: Final answer
    x = 5,751.12

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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.