Home / 2,421.57-3,633.08-1,681.94

Finding the Fourth Proportional to 2,421.57, 3,633.08 and 1,681.94

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Solution

The fourth proportional to 2,421.57, 3,633.08 and 1,681.94 is: 2,523.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421.57 : 3,633.08 = 1,681.94 : x
  2. Step 2: Convert to fraction form
    2,421.57/3,633.08 = 1,681.94/x
  3. Step 3: Cross multiply
    2,421.57x = 3,633.08 × 1,681.94
  4. Step 4: Simplify right side
    2,421.57x = 6,110,617.76
  5. Step 5: Solve for x
    x = 6,110,617.76/2,421.57
  6. Step 6: Final answer
    x = 2,523.41

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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.