Home / 5,587.48-8,381.19-1,370.68

Finding the Fourth Proportional to 5,587.48, 8,381.19 and 1,370.68

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Solution

The fourth proportional to 5,587.48, 8,381.19 and 1,370.68 is: 2,056.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.48 : 8,381.19 = 1,370.68 : x
  2. Step 2: Convert to fraction form
    5,587.48/8,381.19 = 1,370.68/x
  3. Step 3: Cross multiply
    5,587.48x = 8,381.19 × 1,370.68
  4. Step 4: Simplify right side
    5,587.48x = 11,487,929.51
  5. Step 5: Solve for x
    x = 11,487,929.51/5,587.48
  6. Step 6: Final answer
    x = 2,056.01

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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.