Home / 4,718.63-6,509.89-3,039.91

Finding the Fourth Proportional to 4,718.63, 6,509.89 and 3,039.91

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Solution

The fourth proportional to 4,718.63, 6,509.89 and 3,039.91 is: 4,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.63 : 6,509.89 = 3,039.91 : x
  2. Step 2: Convert to fraction form
    4,718.63/6,509.89 = 3,039.91/x
  3. Step 3: Cross multiply
    4,718.63x = 6,509.89 × 3,039.91
  4. Step 4: Simplify right side
    4,718.63x = 19,789,479.71
  5. Step 5: Solve for x
    x = 19,789,479.71/4,718.63
  6. Step 6: Final answer
    x = 4,193.90

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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.