Home / 5,429.45-7,492.95-3,039.37

Finding the Fourth Proportional to 5,429.45, 7,492.95 and 3,039.37

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Solution

The fourth proportional to 5,429.45, 7,492.95 and 3,039.37 is: 4,194.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429.45 : 7,492.95 = 3,039.37 : x
  2. Step 2: Convert to fraction form
    5,429.45/7,492.95 = 3,039.37/x
  3. Step 3: Cross multiply
    5,429.45x = 7,492.95 × 3,039.37
  4. Step 4: Simplify right side
    5,429.45x = 22,773,828.71
  5. Step 5: Solve for x
    x = 22,773,828.71/5,429.45
  6. Step 6: Final answer
    x = 4,194.50

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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.