Home / 8,858.85-13,288.58-4,693.22

Finding the Fourth Proportional to 8,858.85, 13,288.58 and 4,693.22

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Solution

The fourth proportional to 8,858.85, 13,288.58 and 4,693.22 is: 7,039.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.85 : 13,288.58 = 4,693.22 : x
  2. Step 2: Convert to fraction form
    8,858.85/13,288.58 = 4,693.22/x
  3. Step 3: Cross multiply
    8,858.85x = 13,288.58 × 4,693.22
  4. Step 4: Simplify right side
    8,858.85x = 62,366,239.18
  5. Step 5: Solve for x
    x = 62,366,239.18/8,858.85
  6. Step 6: Final answer
    x = 7,039.99

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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.