Home / 3,543.96-5,316.75-1,695.54

Finding the Fourth Proportional to 3,543.96, 5,316.75 and 1,695.54

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Solution

The fourth proportional to 3,543.96, 5,316.75 and 1,695.54 is: 2,543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.96 : 5,316.75 = 1,695.54 : x
  2. Step 2: Convert to fraction form
    3,543.96/5,316.75 = 1,695.54/x
  3. Step 3: Cross multiply
    3,543.96x = 5,316.75 × 1,695.54
  4. Step 4: Simplify right side
    3,543.96x = 9,014,762.30
  5. Step 5: Solve for x
    x = 9,014,762.30/3,543.96
  6. Step 6: Final answer
    x = 2,543.70

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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.