Home / 3,088.83-4,262.31-1,762.86

Finding the Fourth Proportional to 3,088.83, 4,262.31 and 1,762.86

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Solution

The fourth proportional to 3,088.83, 4,262.31 and 1,762.86 is: 2,432.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.83 : 4,262.31 = 1,762.86 : x
  2. Step 2: Convert to fraction form
    3,088.83/4,262.31 = 1,762.86/x
  3. Step 3: Cross multiply
    3,088.83x = 4,262.31 × 1,762.86
  4. Step 4: Simplify right side
    3,088.83x = 7,513,855.81
  5. Step 5: Solve for x
    x = 7,513,855.81/3,088.83
  6. Step 6: Final answer
    x = 2,432.59

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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.