Home / 4,214.13-6,319.14-1,580.91

Finding the Fourth Proportional to 4,214.13, 6,319.14 and 1,580.91

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Solution

The fourth proportional to 4,214.13, 6,319.14 and 1,580.91 is: 2,370.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.13 : 6,319.14 = 1,580.91 : x
  2. Step 2: Convert to fraction form
    4,214.13/6,319.14 = 1,580.91/x
  3. Step 3: Cross multiply
    4,214.13x = 6,319.14 × 1,580.91
  4. Step 4: Simplify right side
    4,214.13x = 9,989,991.62
  5. Step 5: Solve for x
    x = 9,989,991.62/4,214.13
  6. Step 6: Final answer
    x = 2,370.59

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1.5x scale

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.