Home / 4,179.47-6,263.69-1,711.40

Finding the Fourth Proportional to 4,179.47, 6,263.69 and 1,711.40

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Solution

The fourth proportional to 4,179.47, 6,263.69 and 1,711.40 is: 2,564.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.47 : 6,263.69 = 1,711.40 : x
  2. Step 2: Convert to fraction form
    4,179.47/6,263.69 = 1,711.40/x
  3. Step 3: Cross multiply
    4,179.47x = 6,263.69 × 1,711.40
  4. Step 4: Simplify right side
    4,179.47x = 10,719,639.19
  5. Step 5: Solve for x
    x = 10,719,639.19/4,179.47
  6. Step 6: Final answer
    x = 2,564.84

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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.