Home / 4,135.70-6,192.48-3,479.60

Finding the Fourth Proportional to 4,135.70, 6,192.48 and 3,479.60

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Solution

The fourth proportional to 4,135.70, 6,192.48 and 3,479.60 is: 5,210.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.70 : 6,192.48 = 3,479.60 : x
  2. Step 2: Convert to fraction form
    4,135.70/6,192.48 = 3,479.60/x
  3. Step 3: Cross multiply
    4,135.70x = 6,192.48 × 3,479.60
  4. Step 4: Simplify right side
    4,135.70x = 21,547,322.45
  5. Step 5: Solve for x
    x = 21,547,322.45/4,135.70
  6. Step 6: Final answer
    x = 5,210.08

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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.