Home / 4,416.39-6,637.55-2,109.51

Finding the Fourth Proportional to 4,416.39, 6,637.55 and 2,109.51

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Solution

The fourth proportional to 4,416.39, 6,637.55 and 2,109.51 is: 3,170.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,416.39 : 6,637.55 = 2,109.51 : x
  2. Step 2: Convert to fraction form
    4,416.39/6,637.55 = 2,109.51/x
  3. Step 3: Cross multiply
    4,416.39x = 6,637.55 × 2,109.51
  4. Step 4: Simplify right side
    4,416.39x = 14,001,967.55
  5. Step 5: Solve for x
    x = 14,001,967.55/4,416.39
  6. Step 6: Final answer
    x = 3,170.46

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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.