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Finding the Fourth Proportional to 8,411.58, 11,595.90 and 6,020.88

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Solution

The fourth proportional to 8,411.58, 11,595.90 and 6,020.88 is: 8,300.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,411.58 : 11,595.90 = 6,020.88 : x
  2. Step 2: Convert to fraction form
    8,411.58/11,595.90 = 6,020.88/x
  3. Step 3: Cross multiply
    8,411.58x = 11,595.90 × 6,020.88
  4. Step 4: Simplify right side
    8,411.58x = 69,817,522.39
  5. Step 5: Solve for x
    x = 69,817,522.39/8,411.58
  6. Step 6: Final answer
    x = 8,300.17

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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.