Home / 6,423.39-8,875.83-5,010.65

Finding the Fourth Proportional to 6,423.39, 8,875.83 and 5,010.65

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Solution

The fourth proportional to 6,423.39, 8,875.83 and 5,010.65 is: 6,923.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,423.39 : 8,875.83 = 5,010.65 : x
  2. Step 2: Convert to fraction form
    6,423.39/8,875.83 = 5,010.65/x
  3. Step 3: Cross multiply
    6,423.39x = 8,875.83 × 5,010.65
  4. Step 4: Simplify right side
    6,423.39x = 44,473,633.21
  5. Step 5: Solve for x
    x = 44,473,633.21/6,423.39
  6. Step 6: Final answer
    x = 6,923.70

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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.