Home / 7,541.25-10,403.18-6,126.54

Finding the Fourth Proportional to 7,541.25, 10,403.18 and 6,126.54

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Solution

The fourth proportional to 7,541.25, 10,403.18 and 6,126.54 is: 8,451.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.25 : 10,403.18 = 6,126.54 : x
  2. Step 2: Convert to fraction form
    7,541.25/10,403.18 = 6,126.54/x
  3. Step 3: Cross multiply
    7,541.25x = 10,403.18 × 6,126.54
  4. Step 4: Simplify right side
    7,541.25x = 63,735,486.19
  5. Step 5: Solve for x
    x = 63,735,486.19/7,541.25
  6. Step 6: Final answer
    x = 8,451.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.