Home / 7,118.02-10,677.05-4,192.30

Finding the Fourth Proportional to 7,118.02, 10,677.05 and 4,192.30

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Solution

The fourth proportional to 7,118.02, 10,677.05 and 4,192.30 is: 6,288.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118.02 : 10,677.05 = 4,192.30 : x
  2. Step 2: Convert to fraction form
    7,118.02/10,677.05 = 4,192.30/x
  3. Step 3: Cross multiply
    7,118.02x = 10,677.05 × 4,192.30
  4. Step 4: Simplify right side
    7,118.02x = 44,761,396.72
  5. Step 5: Solve for x
    x = 44,761,396.72/7,118.02
  6. Step 6: Final answer
    x = 6,288.46

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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.