Home / 5,528.29-8,300.75-4,756.69

Finding the Fourth Proportional to 5,528.29, 8,300.75 and 4,756.69

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Solution

The fourth proportional to 5,528.29, 8,300.75 and 4,756.69 is: 7,142.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.29 : 8,300.75 = 4,756.69 : x
  2. Step 2: Convert to fraction form
    5,528.29/8,300.75 = 4,756.69/x
  3. Step 3: Cross multiply
    5,528.29x = 8,300.75 × 4,756.69
  4. Step 4: Simplify right side
    5,528.29x = 39,484,094.52
  5. Step 5: Solve for x
    x = 39,484,094.52/5,528.29
  6. Step 6: Final answer
    x = 7,142.19

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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.