Home / 5,536.40-8,305.62-1,587.49

Finding the Fourth Proportional to 5,536.40, 8,305.62 and 1,587.49

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Solution

The fourth proportional to 5,536.40, 8,305.62 and 1,587.49 is: 2,381.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,536.40 : 8,305.62 = 1,587.49 : x
  2. Step 2: Convert to fraction form
    5,536.40/8,305.62 = 1,587.49/x
  3. Step 3: Cross multiply
    5,536.40x = 8,305.62 × 1,587.49
  4. Step 4: Simplify right side
    5,536.40x = 13,185,088.69
  5. Step 5: Solve for x
    x = 13,185,088.69/5,536.40
  6. Step 6: Final answer
    x = 2,381.53

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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.