Home / 2,176.04-3,000.86-1,582.46

Finding the Fourth Proportional to 2,176.04, 3,000.86 and 1,582.46

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Solution

The fourth proportional to 2,176.04, 3,000.86 and 1,582.46 is: 2,182.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.04 : 3,000.86 = 1,582.46 : x
  2. Step 2: Convert to fraction form
    2,176.04/3,000.86 = 1,582.46/x
  3. Step 3: Cross multiply
    2,176.04x = 3,000.86 × 1,582.46
  4. Step 4: Simplify right side
    2,176.04x = 4,748,740.92
  5. Step 5: Solve for x
    x = 4,748,740.92/2,176.04
  6. Step 6: Final answer
    x = 2,182.29

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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.