Home / 8,395.50-11,586.05-4,618.47

Finding the Fourth Proportional to 8,395.50, 11,586.05 and 4,618.47

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Solution

The fourth proportional to 8,395.50, 11,586.05 and 4,618.47 is: 6,373.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395.50 : 11,586.05 = 4,618.47 : x
  2. Step 2: Convert to fraction form
    8,395.50/11,586.05 = 4,618.47/x
  3. Step 3: Cross multiply
    8,395.50x = 11,586.05 × 4,618.47
  4. Step 4: Simplify right side
    8,395.50x = 53,509,824.34
  5. Step 5: Solve for x
    x = 53,509,824.34/8,395.50
  6. Step 6: Final answer
    x = 6,373.63

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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.