Home / 5,801.48-8,700.70-2,103.02

Finding the Fourth Proportional to 5,801.48, 8,700.70 and 2,103.02

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Solution

The fourth proportional to 5,801.48, 8,700.70 and 2,103.02 is: 3,153.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,801.48 : 8,700.70 = 2,103.02 : x
  2. Step 2: Convert to fraction form
    5,801.48/8,700.70 = 2,103.02/x
  3. Step 3: Cross multiply
    5,801.48x = 8,700.70 × 2,103.02
  4. Step 4: Simplify right side
    5,801.48x = 18,297,746.11
  5. Step 5: Solve for x
    x = 18,297,746.11/5,801.48
  6. Step 6: Final answer
    x = 3,153.98

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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.