Home / 4,925.82-7,388.80-1,416.12

Finding the Fourth Proportional to 4,925.82, 7,388.80 and 1,416.12

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Solution

The fourth proportional to 4,925.82, 7,388.80 and 1,416.12 is: 2,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,925.82 : 7,388.80 = 1,416.12 : x
  2. Step 2: Convert to fraction form
    4,925.82/7,388.80 = 1,416.12/x
  3. Step 3: Cross multiply
    4,925.82x = 7,388.80 × 1,416.12
  4. Step 4: Simplify right side
    4,925.82x = 10,463,427.46
  5. Step 5: Solve for x
    x = 10,463,427.46/4,925.82
  6. Step 6: Final answer
    x = 2,124.20

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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.