Home / 5,535.18-7,639.08-3,177.27

Finding the Fourth Proportional to 5,535.18, 7,639.08 and 3,177.27

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Solution

The fourth proportional to 5,535.18, 7,639.08 and 3,177.27 is: 4,384.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.18 : 7,639.08 = 3,177.27 : x
  2. Step 2: Convert to fraction form
    5,535.18/7,639.08 = 3,177.27/x
  3. Step 3: Cross multiply
    5,535.18x = 7,639.08 × 3,177.27
  4. Step 4: Simplify right side
    5,535.18x = 24,271,419.71
  5. Step 5: Solve for x
    x = 24,271,419.71/5,535.18
  6. Step 6: Final answer
    x = 4,384.94

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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.