Home / 4,322.89-6,484.74-1,400.41

Finding the Fourth Proportional to 4,322.89, 6,484.74 and 1,400.41

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Solution

The fourth proportional to 4,322.89, 6,484.74 and 1,400.41 is: 2,100.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,322.89 : 6,484.74 = 1,400.41 : x
  2. Step 2: Convert to fraction form
    4,322.89/6,484.74 = 1,400.41/x
  3. Step 3: Cross multiply
    4,322.89x = 6,484.74 × 1,400.41
  4. Step 4: Simplify right side
    4,322.89x = 9,081,294.74
  5. Step 5: Solve for x
    x = 9,081,294.74/4,322.89
  6. Step 6: Final answer
    x = 2,100.75

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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.