Home / 3,582.89-5,374.61-1,117.71

Finding the Fourth Proportional to 3,582.89, 5,374.61 and 1,117.71

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Solution

The fourth proportional to 3,582.89, 5,374.61 and 1,117.71 is: 1,676.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.89 : 5,374.61 = 1,117.71 : x
  2. Step 2: Convert to fraction form
    3,582.89/5,374.61 = 1,117.71/x
  3. Step 3: Cross multiply
    3,582.89x = 5,374.61 × 1,117.71
  4. Step 4: Simplify right side
    3,582.89x = 6,007,228.28
  5. Step 5: Solve for x
    x = 6,007,228.28/3,582.89
  6. Step 6: Final answer
    x = 1,676.64

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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.