Home / 2,113.02-3,169.08-1,360.28

Finding the Fourth Proportional to 2,113.02, 3,169.08 and 1,360.28

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Solution

The fourth proportional to 2,113.02, 3,169.08 and 1,360.28 is: 2,040.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113.02 : 3,169.08 = 1,360.28 : x
  2. Step 2: Convert to fraction form
    2,113.02/3,169.08 = 1,360.28/x
  3. Step 3: Cross multiply
    2,113.02x = 3,169.08 × 1,360.28
  4. Step 4: Simplify right side
    2,113.02x = 4,310,844.07
  5. Step 5: Solve for x
    x = 4,310,844.07/2,113.02
  6. Step 6: Final answer
    x = 2,040.13

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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.