Home / 5,430.26-8,146.49-1,732.38

Finding the Fourth Proportional to 5,430.26, 8,146.49 and 1,732.38

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Solution

The fourth proportional to 5,430.26, 8,146.49 and 1,732.38 is: 2,598.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430.26 : 8,146.49 = 1,732.38 : x
  2. Step 2: Convert to fraction form
    5,430.26/8,146.49 = 1,732.38/x
  3. Step 3: Cross multiply
    5,430.26x = 8,146.49 × 1,732.38
  4. Step 4: Simplify right side
    5,430.26x = 14,112,807.68
  5. Step 5: Solve for x
    x = 14,112,807.68/5,430.26
  6. Step 6: Final answer
    x = 2,598.92

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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.