Home / 2,411.91-3,613.77-1,681.29

Finding the Fourth Proportional to 2,411.91, 3,613.77 and 1,681.29

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Solution

The fourth proportional to 2,411.91, 3,613.77 and 1,681.29 is: 2,519.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,411.91 : 3,613.77 = 1,681.29 : x
  2. Step 2: Convert to fraction form
    2,411.91/3,613.77 = 1,681.29/x
  3. Step 3: Cross multiply
    2,411.91x = 3,613.77 × 1,681.29
  4. Step 4: Simplify right side
    2,411.91x = 6,075,795.36
  5. Step 5: Solve for x
    x = 6,075,795.36/2,411.91
  6. Step 6: Final answer
    x = 2,519.08

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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.