Home / 2,098.02-2,896.52-1,313.13

Finding the Fourth Proportional to 2,098.02, 2,896.52 and 1,313.13

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Solution

The fourth proportional to 2,098.02, 2,896.52 and 1,313.13 is: 1,812.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098.02 : 2,896.52 = 1,313.13 : x
  2. Step 2: Convert to fraction form
    2,098.02/2,896.52 = 1,313.13/x
  3. Step 3: Cross multiply
    2,098.02x = 2,896.52 × 1,313.13
  4. Step 4: Simplify right side
    2,098.02x = 3,803,507.31
  5. Step 5: Solve for x
    x = 3,803,507.31/2,098.02
  6. Step 6: Final answer
    x = 1,812.90

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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.