Home / 4,425.21-6,106.78-2,656.81

Finding the Fourth Proportional to 4,425.21, 6,106.78 and 2,656.81

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Solution

The fourth proportional to 4,425.21, 6,106.78 and 2,656.81 is: 3,666.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,425.21 : 6,106.78 = 2,656.81 : x
  2. Step 2: Convert to fraction form
    4,425.21/6,106.78 = 2,656.81/x
  3. Step 3: Cross multiply
    4,425.21x = 6,106.78 × 2,656.81
  4. Step 4: Simplify right side
    4,425.21x = 16,224,565.13
  5. Step 5: Solve for x
    x = 16,224,565.13/4,425.21
  6. Step 6: Final answer
    x = 3,666.39

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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.