Home / 6,673.02-10,009.70-5,115.84

Finding the Fourth Proportional to 6,673.02, 10,009.70 and 5,115.84

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Solution

The fourth proportional to 6,673.02, 10,009.70 and 5,115.84 is: 7,673.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,673.02 : 10,009.70 = 5,115.84 : x
  2. Step 2: Convert to fraction form
    6,673.02/10,009.70 = 5,115.84/x
  3. Step 3: Cross multiply
    6,673.02x = 10,009.70 × 5,115.84
  4. Step 4: Simplify right side
    6,673.02x = 51,207,998.07
  5. Step 5: Solve for x
    x = 51,207,998.07/6,673.02
  6. Step 6: Final answer
    x = 7,673.89

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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.