Home / 8,397.19-11,587.87-4,620.34

Finding the Fourth Proportional to 8,397.19, 11,587.87 and 4,620.34

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Solution

The fourth proportional to 8,397.19, 11,587.87 and 4,620.34 is: 6,375.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.19 : 11,587.87 = 4,620.34 : x
  2. Step 2: Convert to fraction form
    8,397.19/11,587.87 = 4,620.34/x
  3. Step 3: Cross multiply
    8,397.19x = 11,587.87 × 4,620.34
  4. Step 4: Simplify right side
    8,397.19x = 53,539,899.28
  5. Step 5: Solve for x
    x = 53,539,899.28/8,397.19
  6. Step 6: Final answer
    x = 6,375.93

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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.