Home / 5,000.02-6,900.87-2,905.36

Finding the Fourth Proportional to 5,000.02, 6,900.87 and 2,905.36

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Solution

The fourth proportional to 5,000.02, 6,900.87 and 2,905.36 is: 4,009.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.02 : 6,900.87 = 2,905.36 : x
  2. Step 2: Convert to fraction form
    5,000.02/6,900.87 = 2,905.36/x
  3. Step 3: Cross multiply
    5,000.02x = 6,900.87 × 2,905.36
  4. Step 4: Simplify right side
    5,000.02x = 20,049,511.66
  5. Step 5: Solve for x
    x = 20,049,511.66/5,000.02
  6. Step 6: Final answer
    x = 4,009.89

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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.