Home / 3,565.86-4,920.90-2,053.62

Finding the Fourth Proportional to 3,565.86, 4,920.90 and 2,053.62

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Solution

The fourth proportional to 3,565.86, 4,920.90 and 2,053.62 is: 2,834.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.86 : 4,920.90 = 2,053.62 : x
  2. Step 2: Convert to fraction form
    3,565.86/4,920.90 = 2,053.62/x
  3. Step 3: Cross multiply
    3,565.86x = 4,920.90 × 2,053.62
  4. Step 4: Simplify right side
    3,565.86x = 10,105,658.66
  5. Step 5: Solve for x
    x = 10,105,658.66/3,565.86
  6. Step 6: Final answer
    x = 2,834.00

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1.5x scale

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.