Home / 8,160.04-11,260.70-4,623.17

Finding the Fourth Proportional to 8,160.04, 11,260.70 and 4,623.17

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Solution

The fourth proportional to 8,160.04, 11,260.70 and 4,623.17 is: 6,379.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.04 : 11,260.70 = 4,623.17 : x
  2. Step 2: Convert to fraction form
    8,160.04/11,260.70 = 4,623.17/x
  3. Step 3: Cross multiply
    8,160.04x = 11,260.70 × 4,623.17
  4. Step 4: Simplify right side
    8,160.04x = 52,060,130.42
  5. Step 5: Solve for x
    x = 52,060,130.42/8,160.04
  6. Step 6: Final answer
    x = 6,379.89

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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.