Home / 8,731.08-12,046.91-4,953.35

Finding the Fourth Proportional to 8,731.08, 12,046.91 and 4,953.35

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Solution

The fourth proportional to 8,731.08, 12,046.91 and 4,953.35 is: 6,834.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731.08 : 12,046.91 = 4,953.35 : x
  2. Step 2: Convert to fraction form
    8,731.08/12,046.91 = 4,953.35/x
  3. Step 3: Cross multiply
    8,731.08x = 12,046.91 × 4,953.35
  4. Step 4: Simplify right side
    8,731.08x = 59,672,476.65
  5. Step 5: Solve for x
    x = 59,672,476.65/8,731.08
  6. Step 6: Final answer
    x = 6,834.49

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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.