Home / 5,322.47-7,345.08-3,084.51

Finding the Fourth Proportional to 5,322.47, 7,345.08 and 3,084.51

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Solution

The fourth proportional to 5,322.47, 7,345.08 and 3,084.51 is: 4,256.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.47 : 7,345.08 = 3,084.51 : x
  2. Step 2: Convert to fraction form
    5,322.47/7,345.08 = 3,084.51/x
  3. Step 3: Cross multiply
    5,322.47x = 7,345.08 × 3,084.51
  4. Step 4: Simplify right side
    5,322.47x = 22,655,972.71
  5. Step 5: Solve for x
    x = 22,655,972.71/5,322.47
  6. Step 6: Final answer
    x = 4,256.67

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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.