Home / 8,935.40-13,392.77-6,560.07

Finding the Fourth Proportional to 8,935.40, 13,392.77 and 6,560.07

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Solution

The fourth proportional to 8,935.40, 13,392.77 and 6,560.07 is: 9,832.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.40 : 13,392.77 = 6,560.07 : x
  2. Step 2: Convert to fraction form
    8,935.40/13,392.77 = 6,560.07/x
  3. Step 3: Cross multiply
    8,935.40x = 13,392.77 × 6,560.07
  4. Step 4: Simplify right side
    8,935.40x = 87,857,475.89
  5. Step 5: Solve for x
    x = 87,857,475.89/8,935.40
  6. Step 6: Final answer
    x = 9,832.52

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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.