Home / 5,349.23-8,025.74-2,387.40

Finding the Fourth Proportional to 5,349.23, 8,025.74 and 2,387.40

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Solution

The fourth proportional to 5,349.23, 8,025.74 and 2,387.40 is: 3,581.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.23 : 8,025.74 = 2,387.40 : x
  2. Step 2: Convert to fraction form
    5,349.23/8,025.74 = 2,387.40/x
  3. Step 3: Cross multiply
    5,349.23x = 8,025.74 × 2,387.40
  4. Step 4: Simplify right side
    5,349.23x = 19,160,639.74
  5. Step 5: Solve for x
    x = 19,160,639.74/5,349.23
  6. Step 6: Final answer
    x = 3,581.95

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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.