Home / 2,812.02-4,214.78-1,510.75

Finding the Fourth Proportional to 2,812.02, 4,214.78 and 1,510.75

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Solution

The fourth proportional to 2,812.02, 4,214.78 and 1,510.75 is: 2,264.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812.02 : 4,214.78 = 1,510.75 : x
  2. Step 2: Convert to fraction form
    2,812.02/4,214.78 = 1,510.75/x
  3. Step 3: Cross multiply
    2,812.02x = 4,214.78 × 1,510.75
  4. Step 4: Simplify right side
    2,812.02x = 6,367,478.89
  5. Step 5: Solve for x
    x = 6,367,478.89/2,812.02
  6. Step 6: Final answer
    x = 2,264.38

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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.