Home / 2,562.93-3,534.23-2,143.22

Finding the Fourth Proportional to 2,562.93, 3,534.23 and 2,143.22

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Solution

The fourth proportional to 2,562.93, 3,534.23 and 2,143.22 is: 2,955.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,562.93 : 3,534.23 = 2,143.22 : x
  2. Step 2: Convert to fraction form
    2,562.93/3,534.23 = 2,143.22/x
  3. Step 3: Cross multiply
    2,562.93x = 3,534.23 × 2,143.22
  4. Step 4: Simplify right side
    2,562.93x = 7,574,620.11
  5. Step 5: Solve for x
    x = 7,574,620.11/2,562.93
  6. Step 6: Final answer
    x = 2,955.45

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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.