Home / 10,990.02-16,485.04-2,670.04

Finding the Fourth Proportional to 10,990.02, 16,485.04 and 2,670.04

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Solution

The fourth proportional to 10,990.02, 16,485.04 and 2,670.04 is: 4,005.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,990.02 : 16,485.04 = 2,670.04 : x
  2. Step 2: Convert to fraction form
    10,990.02/16,485.04 = 2,670.04/x
  3. Step 3: Cross multiply
    10,990.02x = 16,485.04 × 2,670.04
  4. Step 4: Simplify right side
    10,990.02x = 44,015,701.29
  5. Step 5: Solve for x
    x = 44,015,701.29/10,990.02
  6. Step 6: Final answer
    x = 4,005.06

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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.