Home / 4,628.64-6,387.68-2,532.80

Finding the Fourth Proportional to 4,628.64, 6,387.68 and 2,532.80

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Solution

The fourth proportional to 4,628.64, 6,387.68 and 2,532.80 is: 3,495.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,628.64 : 6,387.68 = 2,532.80 : x
  2. Step 2: Convert to fraction form
    4,628.64/6,387.68 = 2,532.80/x
  3. Step 3: Cross multiply
    4,628.64x = 6,387.68 × 2,532.80
  4. Step 4: Simplify right side
    4,628.64x = 16,178,715.90
  5. Step 5: Solve for x
    x = 16,178,715.90/4,628.64
  6. Step 6: Final answer
    x = 3,495.35

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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.