Home / 4,740.27-7,112.25-1,966.23

Finding the Fourth Proportional to 4,740.27, 7,112.25 and 1,966.23

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Solution

The fourth proportional to 4,740.27, 7,112.25 and 1,966.23 is: 2,950.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.27 : 7,112.25 = 1,966.23 : x
  2. Step 2: Convert to fraction form
    4,740.27/7,112.25 = 1,966.23/x
  3. Step 3: Cross multiply
    4,740.27x = 7,112.25 × 1,966.23
  4. Step 4: Simplify right side
    4,740.27x = 13,984,319.32
  5. Step 5: Solve for x
    x = 13,984,319.32/4,740.27
  6. Step 6: Final answer
    x = 2,950.11

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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.