Home / 2,605.17-3,595.19-1,426.22

Finding the Fourth Proportional to 2,605.17, 3,595.19 and 1,426.22

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Solution

The fourth proportional to 2,605.17, 3,595.19 and 1,426.22 is: 1,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605.17 : 3,595.19 = 1,426.22 : x
  2. Step 2: Convert to fraction form
    2,605.17/3,595.19 = 1,426.22/x
  3. Step 3: Cross multiply
    2,605.17x = 3,595.19 × 1,426.22
  4. Step 4: Simplify right side
    2,605.17x = 5,127,506.77
  5. Step 5: Solve for x
    x = 5,127,506.77/2,605.17
  6. Step 6: Final answer
    x = 1,968.20

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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.