Home / 7,405.02-11,108.61-2,473.20

Finding the Fourth Proportional to 7,405.02, 11,108.61 and 2,473.20

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Solution

The fourth proportional to 7,405.02, 11,108.61 and 2,473.20 is: 3,710.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,405.02 : 11,108.61 = 2,473.20 : x
  2. Step 2: Convert to fraction form
    7,405.02/11,108.61 = 2,473.20/x
  3. Step 3: Cross multiply
    7,405.02x = 11,108.61 × 2,473.20
  4. Step 4: Simplify right side
    7,405.02x = 27,473,814.25
  5. Step 5: Solve for x
    x = 27,473,814.25/7,405.02
  6. Step 6: Final answer
    x = 3,710.16

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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.