Home / 4,284.35-5,913.22-2,421.35

Finding the Fourth Proportional to 4,284.35, 5,913.22 and 2,421.35

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Solution

The fourth proportional to 4,284.35, 5,913.22 and 2,421.35 is: 3,341.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.35 : 5,913.22 = 2,421.35 : x
  2. Step 2: Convert to fraction form
    4,284.35/5,913.22 = 2,421.35/x
  3. Step 3: Cross multiply
    4,284.35x = 5,913.22 × 2,421.35
  4. Step 4: Simplify right side
    4,284.35x = 14,317,972.76
  5. Step 5: Solve for x
    x = 14,317,972.76/4,284.35
  6. Step 6: Final answer
    x = 3,341.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.