Home / 2,355.63-3,528.21-1,613.47

Finding the Fourth Proportional to 2,355.63, 3,528.21 and 1,613.47

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Solution

The fourth proportional to 2,355.63, 3,528.21 and 1,613.47 is: 2,416.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355.63 : 3,528.21 = 1,613.47 : x
  2. Step 2: Convert to fraction form
    2,355.63/3,528.21 = 1,613.47/x
  3. Step 3: Cross multiply
    2,355.63x = 3,528.21 × 1,613.47
  4. Step 4: Simplify right side
    2,355.63x = 5,692,655.76
  5. Step 5: Solve for x
    x = 5,692,655.76/2,355.63
  6. Step 6: Final answer
    x = 2,416.62

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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.