Home / 4,767.38-7,148.63-1,993.30

Finding the Fourth Proportional to 4,767.38, 7,148.63 and 1,993.30

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Solution

The fourth proportional to 4,767.38, 7,148.63 and 1,993.30 is: 2,988.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.38 : 7,148.63 = 1,993.30 : x
  2. Step 2: Convert to fraction form
    4,767.38/7,148.63 = 1,993.30/x
  3. Step 3: Cross multiply
    4,767.38x = 7,148.63 × 1,993.30
  4. Step 4: Simplify right side
    4,767.38x = 14,249,328.44
  5. Step 5: Solve for x
    x = 14,249,328.44/4,767.38
  6. Step 6: Final answer
    x = 2,988.92

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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.