Home / 4,370.61-6,551.28-2,980.50

Finding the Fourth Proportional to 4,370.61, 6,551.28 and 2,980.50

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Solution

The fourth proportional to 4,370.61, 6,551.28 and 2,980.50 is: 4,467.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,370.61 : 6,551.28 = 2,980.50 : x
  2. Step 2: Convert to fraction form
    4,370.61/6,551.28 = 2,980.50/x
  3. Step 3: Cross multiply
    4,370.61x = 6,551.28 × 2,980.50
  4. Step 4: Simplify right side
    4,370.61x = 19,526,090.04
  5. Step 5: Solve for x
    x = 19,526,090.04/4,370.61
  6. Step 6: Final answer
    x = 4,467.59

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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.