Home / 5,335.32-8,001.34-1,871.76

Finding the Fourth Proportional to 5,335.32, 8,001.34 and 1,871.76

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Solution

The fourth proportional to 5,335.32, 8,001.34 and 1,871.76 is: 2,807.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.32 : 8,001.34 = 1,871.76 : x
  2. Step 2: Convert to fraction form
    5,335.32/8,001.34 = 1,871.76/x
  3. Step 3: Cross multiply
    5,335.32x = 8,001.34 × 1,871.76
  4. Step 4: Simplify right side
    5,335.32x = 14,976,588.16
  5. Step 5: Solve for x
    x = 14,976,588.16/5,335.32
  6. Step 6: Final answer
    x = 2,807.06

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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.