Home / 3,065.52-4,602.60-2,089.20

Finding the Fourth Proportional to 3,065.52, 4,602.60 and 2,089.20

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Solution

The fourth proportional to 3,065.52, 4,602.60 and 2,089.20 is: 3,136.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.52 : 4,602.60 = 2,089.20 : x
  2. Step 2: Convert to fraction form
    3,065.52/4,602.60 = 2,089.20/x
  3. Step 3: Cross multiply
    3,065.52x = 4,602.60 × 2,089.20
  4. Step 4: Simplify right side
    3,065.52x = 9,615,751.92
  5. Step 5: Solve for x
    x = 9,615,751.92/3,065.52
  6. Step 6: Final answer
    x = 3,136.74

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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.