Home / 7,285.34-10,043.55-6,161.74

Finding the Fourth Proportional to 7,285.34, 10,043.55 and 6,161.74

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Solution

The fourth proportional to 7,285.34, 10,043.55 and 6,161.74 is: 8,494.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,285.34 : 10,043.55 = 6,161.74 : x
  2. Step 2: Convert to fraction form
    7,285.34/10,043.55 = 6,161.74/x
  3. Step 3: Cross multiply
    7,285.34x = 10,043.55 × 6,161.74
  4. Step 4: Simplify right side
    7,285.34x = 61,885,743.78
  5. Step 5: Solve for x
    x = 61,885,743.78/7,285.34
  6. Step 6: Final answer
    x = 8,494.56

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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.