Home / 4,291.48-6,437.68-1,369.10

Finding the Fourth Proportional to 4,291.48, 6,437.68 and 1,369.10

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Solution

The fourth proportional to 4,291.48, 6,437.68 and 1,369.10 is: 2,053.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.48 : 6,437.68 = 1,369.10 : x
  2. Step 2: Convert to fraction form
    4,291.48/6,437.68 = 1,369.10/x
  3. Step 3: Cross multiply
    4,291.48x = 6,437.68 × 1,369.10
  4. Step 4: Simplify right side
    4,291.48x = 8,813,827.69
  5. Step 5: Solve for x
    x = 8,813,827.69/4,291.48
  6. Step 6: Final answer
    x = 2,053.80

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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.