Home / 4,215.04-6,324.89-1,582.47

Finding the Fourth Proportional to 4,215.04, 6,324.89 and 1,582.47

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Solution

The fourth proportional to 4,215.04, 6,324.89 and 1,582.47 is: 2,374.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.04 : 6,324.89 = 1,582.47 : x
  2. Step 2: Convert to fraction form
    4,215.04/6,324.89 = 1,582.47/x
  3. Step 3: Cross multiply
    4,215.04x = 6,324.89 × 1,582.47
  4. Step 4: Simplify right side
    4,215.04x = 10,008,940.77
  5. Step 5: Solve for x
    x = 10,008,940.77/4,215.04
  6. Step 6: Final answer
    x = 2,374.58

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1.5x scale

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.