Home / 5,495.51-7,583.80-2,977.62

Finding the Fourth Proportional to 5,495.51, 7,583.80 and 2,977.62

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Solution

The fourth proportional to 5,495.51, 7,583.80 and 2,977.62 is: 4,109.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,495.51 : 7,583.80 = 2,977.62 : x
  2. Step 2: Convert to fraction form
    5,495.51/7,583.80 = 2,977.62/x
  3. Step 3: Cross multiply
    5,495.51x = 7,583.80 × 2,977.62
  4. Step 4: Simplify right side
    5,495.51x = 22,581,674.56
  5. Step 5: Solve for x
    x = 22,581,674.56/5,495.51
  6. Step 6: Final answer
    x = 4,109.11

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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.