Home / 4,386.56-6,581.36-2,699.84

Finding the Fourth Proportional to 4,386.56, 6,581.36 and 2,699.84

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Solution

The fourth proportional to 4,386.56, 6,581.36 and 2,699.84 is: 4,050.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.56 : 6,581.36 = 2,699.84 : x
  2. Step 2: Convert to fraction form
    4,386.56/6,581.36 = 2,699.84/x
  3. Step 3: Cross multiply
    4,386.56x = 6,581.36 × 2,699.84
  4. Step 4: Simplify right side
    4,386.56x = 17,768,618.98
  5. Step 5: Solve for x
    x = 17,768,618.98/4,386.56
  6. Step 6: Final answer
    x = 4,050.70

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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.