Home / 5,143.02-7,098.06-2,904.99

Finding the Fourth Proportional to 5,143.02, 7,098.06 and 2,904.99

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Solution

The fourth proportional to 5,143.02, 7,098.06 and 2,904.99 is: 4,009.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,143.02 : 7,098.06 = 2,904.99 : x
  2. Step 2: Convert to fraction form
    5,143.02/7,098.06 = 2,904.99/x
  3. Step 3: Cross multiply
    5,143.02x = 7,098.06 × 2,904.99
  4. Step 4: Simplify right side
    5,143.02x = 20,619,793.32
  5. Step 5: Solve for x
    x = 20,619,793.32/5,143.02
  6. Step 6: Final answer
    x = 4,009.28

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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.