Home / 8,840.81-13,267.29-3,646.69

Finding the Fourth Proportional to 8,840.81, 13,267.29 and 3,646.69

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Solution

The fourth proportional to 8,840.81, 13,267.29 and 3,646.69 is: 5,472.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.81 : 13,267.29 = 3,646.69 : x
  2. Step 2: Convert to fraction form
    8,840.81/13,267.29 = 3,646.69/x
  3. Step 3: Cross multiply
    8,840.81x = 13,267.29 × 3,646.69
  4. Step 4: Simplify right side
    8,840.81x = 48,381,674.28
  5. Step 5: Solve for x
    x = 48,381,674.28/8,840.81
  6. Step 6: Final answer
    x = 5,472.54

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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.