Home / 4,445.63-6,670.87-2,137.13

Finding the Fourth Proportional to 4,445.63, 6,670.87 and 2,137.13

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Solution

The fourth proportional to 4,445.63, 6,670.87 and 2,137.13 is: 3,206.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.63 : 6,670.87 = 2,137.13 : x
  2. Step 2: Convert to fraction form
    4,445.63/6,670.87 = 2,137.13/x
  3. Step 3: Cross multiply
    4,445.63x = 6,670.87 × 2,137.13
  4. Step 4: Simplify right side
    4,445.63x = 14,256,477.71
  5. Step 5: Solve for x
    x = 14,256,477.71/4,445.63
  6. Step 6: Final answer
    x = 3,206.86

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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.