Home / 7,356.18-11,018.70-5,788.74

Finding the Fourth Proportional to 7,356.18, 11,018.70 and 5,788.74

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Solution

The fourth proportional to 7,356.18, 11,018.70 and 5,788.74 is: 8,670.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,356.18 : 11,018.70 = 5,788.74 : x
  2. Step 2: Convert to fraction form
    7,356.18/11,018.70 = 5,788.74/x
  3. Step 3: Cross multiply
    7,356.18x = 11,018.70 × 5,788.74
  4. Step 4: Simplify right side
    7,356.18x = 63,784,389.44
  5. Step 5: Solve for x
    x = 63,784,389.44/7,356.18
  6. Step 6: Final answer
    x = 8,670.86

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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.