Home / 2,600.07-3,582.02-1,812.71

Finding the Fourth Proportional to 2,600.07, 3,582.02 and 1,812.71

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Solution

The fourth proportional to 2,600.07, 3,582.02 and 1,812.71 is: 2,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600.07 : 3,582.02 = 1,812.71 : x
  2. Step 2: Convert to fraction form
    2,600.07/3,582.02 = 1,812.71/x
  3. Step 3: Cross multiply
    2,600.07x = 3,582.02 × 1,812.71
  4. Step 4: Simplify right side
    2,600.07x = 6,493,154.41
  5. Step 5: Solve for x
    x = 6,493,154.41/2,600.07
  6. Step 6: Final answer
    x = 2,497.30

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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.