Home / 4,628.52-6,395.58-4,038.12

Finding the Fourth Proportional to 4,628.52, 6,395.58 and 4,038.12

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Solution

The fourth proportional to 4,628.52, 6,395.58 and 4,038.12 is: 5,579.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,628.52 : 6,395.58 = 4,038.12 : x
  2. Step 2: Convert to fraction form
    4,628.52/6,395.58 = 4,038.12/x
  3. Step 3: Cross multiply
    4,628.52x = 6,395.58 × 4,038.12
  4. Step 4: Simplify right side
    4,628.52x = 25,826,119.51
  5. Step 5: Solve for x
    x = 25,826,119.51/4,628.52
  6. Step 6: Final answer
    x = 5,579.78

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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.