Home / 1,817.28-2,710.64-1,762.62

Finding the Fourth Proportional to 1,817.28, 2,710.64 and 1,762.62

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Solution

The fourth proportional to 1,817.28, 2,710.64 and 1,762.62 is: 2,629.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.28 : 2,710.64 = 1,762.62 : x
  2. Step 2: Convert to fraction form
    1,817.28/2,710.64 = 1,762.62/x
  3. Step 3: Cross multiply
    1,817.28x = 2,710.64 × 1,762.62
  4. Step 4: Simplify right side
    1,817.28x = 4,777,819.46
  5. Step 5: Solve for x
    x = 4,777,819.46/1,817.28
  6. Step 6: Final answer
    x = 2,629.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.