Home / 8,858.48-13,295.91-4,478.99

Finding the Fourth Proportional to 8,858.48, 13,295.91 and 4,478.99

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Solution

The fourth proportional to 8,858.48, 13,295.91 and 4,478.99 is: 6,722.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.48 : 13,295.91 = 4,478.99 : x
  2. Step 2: Convert to fraction form
    8,858.48/13,295.91 = 4,478.99/x
  3. Step 3: Cross multiply
    8,858.48x = 13,295.91 × 4,478.99
  4. Step 4: Simplify right side
    8,858.48x = 59,552,247.93
  5. Step 5: Solve for x
    x = 59,552,247.93/8,858.48
  6. Step 6: Final answer
    x = 6,722.63

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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.