Home / 7,914.25-10,925.03-4,931.56

Finding the Fourth Proportional to 7,914.25, 10,925.03 and 4,931.56

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Solution

The fourth proportional to 7,914.25, 10,925.03 and 4,931.56 is: 6,807.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914.25 : 10,925.03 = 4,931.56 : x
  2. Step 2: Convert to fraction form
    7,914.25/10,925.03 = 4,931.56/x
  3. Step 3: Cross multiply
    7,914.25x = 10,925.03 × 4,931.56
  4. Step 4: Simplify right side
    7,914.25x = 53,877,388.98
  5. Step 5: Solve for x
    x = 53,877,388.98/7,914.25
  6. Step 6: Final answer
    x = 6,807.65

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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.