Home / 7,154.25-10,718.87-4,964.37

Finding the Fourth Proportional to 7,154.25, 10,718.87 and 4,964.37

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Solution

The fourth proportional to 7,154.25, 10,718.87 and 4,964.37 is: 7,437.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154.25 : 10,718.87 = 4,964.37 : x
  2. Step 2: Convert to fraction form
    7,154.25/10,718.87 = 4,964.37/x
  3. Step 3: Cross multiply
    7,154.25x = 10,718.87 × 4,964.37
  4. Step 4: Simplify right side
    7,154.25x = 53,212,411.84
  5. Step 5: Solve for x
    x = 53,212,411.84/7,154.25
  6. Step 6: Final answer
    x = 7,437.87

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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.