Home / 8,927.19-13,391.37-4,543.47

Finding the Fourth Proportional to 8,927.19, 13,391.37 and 4,543.47

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Solution

The fourth proportional to 8,927.19, 13,391.37 and 4,543.47 is: 6,815.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927.19 : 13,391.37 = 4,543.47 : x
  2. Step 2: Convert to fraction form
    8,927.19/13,391.37 = 4,543.47/x
  3. Step 3: Cross multiply
    8,927.19x = 13,391.37 × 4,543.47
  4. Step 4: Simplify right side
    8,927.19x = 60,843,287.85
  5. Step 5: Solve for x
    x = 60,843,287.85/8,927.19
  6. Step 6: Final answer
    x = 6,815.50

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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.