Home / 5,531.45-8,295.86-1,582.58

Finding the Fourth Proportional to 5,531.45, 8,295.86 and 1,582.58

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Solution

The fourth proportional to 5,531.45, 8,295.86 and 1,582.58 is: 2,373.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.45 : 8,295.86 = 1,582.58 : x
  2. Step 2: Convert to fraction form
    5,531.45/8,295.86 = 1,582.58/x
  3. Step 3: Cross multiply
    5,531.45x = 8,295.86 × 1,582.58
  4. Step 4: Simplify right side
    5,531.45x = 13,128,862.12
  5. Step 5: Solve for x
    x = 13,128,862.12/5,531.45
  6. Step 6: Final answer
    x = 2,373.50

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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.