Home / 4,712.04-7,069.14-1,790.28

Finding the Fourth Proportional to 4,712.04, 7,069.14 and 1,790.28

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Solution

The fourth proportional to 4,712.04, 7,069.14 and 1,790.28 is: 2,685.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.04 : 7,069.14 = 1,790.28 : x
  2. Step 2: Convert to fraction form
    4,712.04/7,069.14 = 1,790.28/x
  3. Step 3: Cross multiply
    4,712.04x = 7,069.14 × 1,790.28
  4. Step 4: Simplify right side
    4,712.04x = 12,655,739.96
  5. Step 5: Solve for x
    x = 12,655,739.96/4,712.04
  6. Step 6: Final answer
    x = 2,685.83

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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.