Home / 6,784.57-10,178.40-2,624.59

Finding the Fourth Proportional to 6,784.57, 10,178.40 and 2,624.59

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Solution

The fourth proportional to 6,784.57, 10,178.40 and 2,624.59 is: 3,937.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784.57 : 10,178.40 = 2,624.59 : x
  2. Step 2: Convert to fraction form
    6,784.57/10,178.40 = 2,624.59/x
  3. Step 3: Cross multiply
    6,784.57x = 10,178.40 × 2,624.59
  4. Step 4: Simplify right side
    6,784.57x = 26,714,126.86
  5. Step 5: Solve for x
    x = 26,714,126.86/6,784.57
  6. Step 6: Final answer
    x = 3,937.48

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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.