Home / 8,730.36-12,046.04-5,192.89

Finding the Fourth Proportional to 8,730.36, 12,046.04 and 5,192.89

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Solution

The fourth proportional to 8,730.36, 12,046.04 and 5,192.89 is: 7,165.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730.36 : 12,046.04 = 5,192.89 : x
  2. Step 2: Convert to fraction form
    8,730.36/12,046.04 = 5,192.89/x
  3. Step 3: Cross multiply
    8,730.36x = 12,046.04 × 5,192.89
  4. Step 4: Simplify right side
    8,730.36x = 62,553,760.66
  5. Step 5: Solve for x
    x = 62,553,760.66/8,730.36
  6. Step 6: Final answer
    x = 7,165.08

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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.