Home / 9,374.54-12,937.32-5,396.24

Finding the Fourth Proportional to 9,374.54, 12,937.32 and 5,396.24

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Solution

The fourth proportional to 9,374.54, 12,937.32 and 5,396.24 is: 7,447.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,374.54 : 12,937.32 = 5,396.24 : x
  2. Step 2: Convert to fraction form
    9,374.54/12,937.32 = 5,396.24/x
  3. Step 3: Cross multiply
    9,374.54x = 12,937.32 × 5,396.24
  4. Step 4: Simplify right side
    9,374.54x = 69,812,916.02
  5. Step 5: Solve for x
    x = 69,812,916.02/9,374.54
  6. Step 6: Final answer
    x = 7,447.08

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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.