Home / 4,284.10-5,911.98-2,421.10

Finding the Fourth Proportional to 4,284.10, 5,911.98 and 2,421.10

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Solution

The fourth proportional to 4,284.10, 5,911.98 and 2,421.10 is: 3,341.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.10 : 5,911.98 = 2,421.10 : x
  2. Step 2: Convert to fraction form
    4,284.10/5,911.98 = 2,421.10/x
  3. Step 3: Cross multiply
    4,284.10x = 5,911.98 × 2,421.10
  4. Step 4: Simplify right side
    4,284.10x = 14,313,494.78
  5. Step 5: Solve for x
    x = 14,313,494.78/4,284.10
  6. Step 6: Final answer
    x = 3,341.07

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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.