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Finding the Fourth Proportional to 7,699.59, 10,612.89 and 6,018.03

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Solution

The fourth proportional to 7,699.59, 10,612.89 and 6,018.03 is: 8,295.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,699.59 : 10,612.89 = 6,018.03 : x
  2. Step 2: Convert to fraction form
    7,699.59/10,612.89 = 6,018.03/x
  3. Step 3: Cross multiply
    7,699.59x = 10,612.89 × 6,018.03
  4. Step 4: Simplify right side
    7,699.59x = 63,868,690.41
  5. Step 5: Solve for x
    x = 63,868,690.41/7,699.59
  6. Step 6: Final answer
    x = 8,295.08

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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.