Home / 4,470.61-6,705.93-1,871.72

Finding the Fourth Proportional to 4,470.61, 6,705.93 and 1,871.72

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Solution

The fourth proportional to 4,470.61, 6,705.93 and 1,871.72 is: 2,807.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,470.61 : 6,705.93 = 1,871.72 : x
  2. Step 2: Convert to fraction form
    4,470.61/6,705.93 = 1,871.72/x
  3. Step 3: Cross multiply
    4,470.61x = 6,705.93 × 1,871.72
  4. Step 4: Simplify right side
    4,470.61x = 12,551,623.30
  5. Step 5: Solve for x
    x = 12,551,623.30/4,470.61
  6. Step 6: Final answer
    x = 2,807.59

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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.