Home / 4,443.63-6,666.50-1,521.87

Finding the Fourth Proportional to 4,443.63, 6,666.50 and 1,521.87

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Solution

The fourth proportional to 4,443.63, 6,666.50 and 1,521.87 is: 2,283.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443.63 : 6,666.50 = 1,521.87 : x
  2. Step 2: Convert to fraction form
    4,443.63/6,666.50 = 1,521.87/x
  3. Step 3: Cross multiply
    4,443.63x = 6,666.50 × 1,521.87
  4. Step 4: Simplify right side
    4,443.63x = 10,145,538.75
  5. Step 5: Solve for x
    x = 10,145,538.75/4,443.63
  6. Step 6: Final answer
    x = 2,283.16

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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.