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Finding the Fourth Proportional to 6,411.07, 8,835.06 and 4,418.02

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Solution

The fourth proportional to 6,411.07, 8,835.06 and 4,418.02 is: 6,088.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,411.07 : 8,835.06 = 4,418.02 : x
  2. Step 2: Convert to fraction form
    6,411.07/8,835.06 = 4,418.02/x
  3. Step 3: Cross multiply
    6,411.07x = 8,835.06 × 4,418.02
  4. Step 4: Simplify right side
    6,411.07x = 39,033,471.78
  5. Step 5: Solve for x
    x = 39,033,471.78/6,411.07
  6. Step 6: Final answer
    x = 6,088.45

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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.