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Finding the Fourth Proportional to 2,362.69, 3,544.05 and 1,130.23

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Solution

The fourth proportional to 2,362.69, 3,544.05 and 1,130.23 is: 1,695.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,362.69 : 3,544.05 = 1,130.23 : x
  2. Step 2: Convert to fraction form
    2,362.69/3,544.05 = 1,130.23/x
  3. Step 3: Cross multiply
    2,362.69x = 3,544.05 × 1,130.23
  4. Step 4: Simplify right side
    2,362.69x = 4,005,591.63
  5. Step 5: Solve for x
    x = 4,005,591.63/2,362.69
  6. Step 6: Final answer
    x = 1,695.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.