Home / 2,873.86-4,303.32-1,995.06

Finding the Fourth Proportional to 2,873.86, 4,303.32 and 1,995.06

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Solution

The fourth proportional to 2,873.86, 4,303.32 and 1,995.06 is: 2,987.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.86 : 4,303.32 = 1,995.06 : x
  2. Step 2: Convert to fraction form
    2,873.86/4,303.32 = 1,995.06/x
  3. Step 3: Cross multiply
    2,873.86x = 4,303.32 × 1,995.06
  4. Step 4: Simplify right side
    2,873.86x = 8,585,381.60
  5. Step 5: Solve for x
    x = 8,585,381.60/2,873.86
  6. Step 6: Final answer
    x = 2,987.40

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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.