Home / 4,185.94-6,275.31-1,590.74

Finding the Fourth Proportional to 4,185.94, 6,275.31 and 1,590.74

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Solution

The fourth proportional to 4,185.94, 6,275.31 and 1,590.74 is: 2,384.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.94 : 6,275.31 = 1,590.74 : x
  2. Step 2: Convert to fraction form
    4,185.94/6,275.31 = 1,590.74/x
  3. Step 3: Cross multiply
    4,185.94x = 6,275.31 × 1,590.74
  4. Step 4: Simplify right side
    4,185.94x = 9,982,386.63
  5. Step 5: Solve for x
    x = 9,982,386.63/4,185.94
  6. Step 6: Final answer
    x = 2,384.74

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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.