Home / 5,341.52-8,013.19-1,643.06

Finding the Fourth Proportional to 5,341.52, 8,013.19 and 1,643.06

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Solution

The fourth proportional to 5,341.52, 8,013.19 and 1,643.06 is: 2,464.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341.52 : 8,013.19 = 1,643.06 : x
  2. Step 2: Convert to fraction form
    5,341.52/8,013.19 = 1,643.06/x
  3. Step 3: Cross multiply
    5,341.52x = 8,013.19 × 1,643.06
  4. Step 4: Simplify right side
    5,341.52x = 13,166,150.74
  5. Step 5: Solve for x
    x = 13,166,150.74/5,341.52
  6. Step 6: Final answer
    x = 2,464.87

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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.