Home / 2,470.23-3,705.62-2,011.91

Finding the Fourth Proportional to 2,470.23, 3,705.62 and 2,011.91

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Solution

The fourth proportional to 2,470.23, 3,705.62 and 2,011.91 is: 3,018.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470.23 : 3,705.62 = 2,011.91 : x
  2. Step 2: Convert to fraction form
    2,470.23/3,705.62 = 2,011.91/x
  3. Step 3: Cross multiply
    2,470.23x = 3,705.62 × 2,011.91
  4. Step 4: Simplify right side
    2,470.23x = 7,455,345.35
  5. Step 5: Solve for x
    x = 7,455,345.35/2,470.23
  6. Step 6: Final answer
    x = 3,018.08

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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.