Home / 8,339.49-11,518.61-6,594.21

Finding the Fourth Proportional to 8,339.49, 11,518.61 and 6,594.21

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Solution

The fourth proportional to 8,339.49, 11,518.61 and 6,594.21 is: 9,108.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,339.49 : 11,518.61 = 6,594.21 : x
  2. Step 2: Convert to fraction form
    8,339.49/11,518.61 = 6,594.21/x
  3. Step 3: Cross multiply
    8,339.49x = 11,518.61 × 6,594.21
  4. Step 4: Simplify right side
    8,339.49x = 75,956,100.28
  5. Step 5: Solve for x
    x = 75,956,100.28/8,339.49
  6. Step 6: Final answer
    x = 9,108.00

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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.