Home / 3,124.05-4,686.65-1,043.86

Finding the Fourth Proportional to 3,124.05, 4,686.65 and 1,043.86

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Solution

The fourth proportional to 3,124.05, 4,686.65 and 1,043.86 is: 1,565.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.05 : 4,686.65 = 1,043.86 : x
  2. Step 2: Convert to fraction form
    3,124.05/4,686.65 = 1,043.86/x
  3. Step 3: Cross multiply
    3,124.05x = 4,686.65 × 1,043.86
  4. Step 4: Simplify right side
    3,124.05x = 4,892,206.47
  5. Step 5: Solve for x
    x = 4,892,206.47/3,124.05
  6. Step 6: Final answer
    x = 1,565.98

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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.