Home / 8,240.40-12,360.66-6,594.84

Finding the Fourth Proportional to 8,240.40, 12,360.66 and 6,594.84

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Solution

The fourth proportional to 8,240.40, 12,360.66 and 6,594.84 is: 9,892.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.40 : 12,360.66 = 6,594.84 : x
  2. Step 2: Convert to fraction form
    8,240.40/12,360.66 = 6,594.84/x
  3. Step 3: Cross multiply
    8,240.40x = 12,360.66 × 6,594.84
  4. Step 4: Simplify right side
    8,240.40x = 81,516,574.99
  5. Step 5: Solve for x
    x = 81,516,574.99/8,240.40
  6. Step 6: Final answer
    x = 9,892.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.