Home / 6,100.18-9,128.40-5,281.27

Finding the Fourth Proportional to 6,100.18, 9,128.40 and 5,281.27

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Solution

The fourth proportional to 6,100.18, 9,128.40 and 5,281.27 is: 7,902.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,100.18 : 9,128.40 = 5,281.27 : x
  2. Step 2: Convert to fraction form
    6,100.18/9,128.40 = 5,281.27/x
  3. Step 3: Cross multiply
    6,100.18x = 9,128.40 × 5,281.27
  4. Step 4: Simplify right side
    6,100.18x = 48,209,545.07
  5. Step 5: Solve for x
    x = 48,209,545.07/6,100.18
  6. Step 6: Final answer
    x = 7,902.97

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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.