Home / 5,587.63-8,381.46-1,888.87

Finding the Fourth Proportional to 5,587.63, 8,381.46 and 1,888.87

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Solution

The fourth proportional to 5,587.63, 8,381.46 and 1,888.87 is: 2,833.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.63 : 8,381.46 = 1,888.87 : x
  2. Step 2: Convert to fraction form
    5,587.63/8,381.46 = 1,888.87/x
  3. Step 3: Cross multiply
    5,587.63x = 8,381.46 × 1,888.87
  4. Step 4: Simplify right side
    5,587.63x = 15,831,488.35
  5. Step 5: Solve for x
    x = 15,831,488.35/5,587.63
  6. Step 6: Final answer
    x = 2,833.31

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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.