Home / 1,376.13-2,053.04-1,263.24

Finding the Fourth Proportional to 1,376.13, 2,053.04 and 1,263.24

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Solution

The fourth proportional to 1,376.13, 2,053.04 and 1,263.24 is: 1,884.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376.13 : 2,053.04 = 1,263.24 : x
  2. Step 2: Convert to fraction form
    1,376.13/2,053.04 = 1,263.24/x
  3. Step 3: Cross multiply
    1,376.13x = 2,053.04 × 1,263.24
  4. Step 4: Simplify right side
    1,376.13x = 2,593,485.41
  5. Step 5: Solve for x
    x = 2,593,485.41/1,376.13
  6. Step 6: Final answer
    x = 1,884.62

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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.