Home / 4,180.59-6,270.17-1,258.21

Finding the Fourth Proportional to 4,180.59, 6,270.17 and 1,258.21

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Solution

The fourth proportional to 4,180.59, 6,270.17 and 1,258.21 is: 1,887.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.59 : 6,270.17 = 1,258.21 : x
  2. Step 2: Convert to fraction form
    4,180.59/6,270.17 = 1,258.21/x
  3. Step 3: Cross multiply
    4,180.59x = 6,270.17 × 1,258.21
  4. Step 4: Simplify right side
    4,180.59x = 7,889,178.07
  5. Step 5: Solve for x
    x = 7,889,178.07/4,180.59
  6. Step 6: Final answer
    x = 1,887.10

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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.