Home / 4,648.07-6,972.10-2,917.91

Finding the Fourth Proportional to 4,648.07, 6,972.10 and 2,917.91

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Solution

The fourth proportional to 4,648.07, 6,972.10 and 2,917.91 is: 4,376.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,648.07 : 6,972.10 = 2,917.91 : x
  2. Step 2: Convert to fraction form
    4,648.07/6,972.10 = 2,917.91/x
  3. Step 3: Cross multiply
    4,648.07x = 6,972.10 × 2,917.91
  4. Step 4: Simplify right side
    4,648.07x = 20,343,925.45
  5. Step 5: Solve for x
    x = 20,343,925.45/4,648.07
  6. Step 6: Final answer
    x = 4,376.86

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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.