Home / 4,214.40-6,316.28-2,134.92

Finding the Fourth Proportional to 4,214.40, 6,316.28 and 2,134.92

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Solution

The fourth proportional to 4,214.40, 6,316.28 and 2,134.92 is: 3,199.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.40 : 6,316.28 = 2,134.92 : x
  2. Step 2: Convert to fraction form
    4,214.40/6,316.28 = 2,134.92/x
  3. Step 3: Cross multiply
    4,214.40x = 6,316.28 × 2,134.92
  4. Step 4: Simplify right side
    4,214.40x = 13,484,773.51
  5. Step 5: Solve for x
    x = 13,484,773.51/4,214.40
  6. Step 6: Final answer
    x = 3,199.69

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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.