Home / 7,925.43-10,937.21-4,388.64

Finding the Fourth Proportional to 7,925.43, 10,937.21 and 4,388.64

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Solution

The fourth proportional to 7,925.43, 10,937.21 and 4,388.64 is: 6,056.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925.43 : 10,937.21 = 4,388.64 : x
  2. Step 2: Convert to fraction form
    7,925.43/10,937.21 = 4,388.64/x
  3. Step 3: Cross multiply
    7,925.43x = 10,937.21 × 4,388.64
  4. Step 4: Simplify right side
    7,925.43x = 47,999,477.29
  5. Step 5: Solve for x
    x = 47,999,477.29/7,925.43
  6. Step 6: Final answer
    x = 6,056.39

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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.