Home / 6,812.90-9,395.95-4,420.52

Finding the Fourth Proportional to 6,812.90, 9,395.95 and 4,420.52

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Solution

The fourth proportional to 6,812.90, 9,395.95 and 4,420.52 is: 6,096.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812.90 : 9,395.95 = 4,420.52 : x
  2. Step 2: Convert to fraction form
    6,812.90/9,395.95 = 4,420.52/x
  3. Step 3: Cross multiply
    6,812.90x = 9,395.95 × 4,420.52
  4. Step 4: Simplify right side
    6,812.90x = 41,534,977.77
  5. Step 5: Solve for x
    x = 41,534,977.77/6,812.90
  6. Step 6: Final answer
    x = 6,096.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.