Home / 2,699.53-4,048.94-1,140.15

Finding the Fourth Proportional to 2,699.53, 4,048.94 and 1,140.15

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Solution

The fourth proportional to 2,699.53, 4,048.94 and 1,140.15 is: 1,710.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699.53 : 4,048.94 = 1,140.15 : x
  2. Step 2: Convert to fraction form
    2,699.53/4,048.94 = 1,140.15/x
  3. Step 3: Cross multiply
    2,699.53x = 4,048.94 × 1,140.15
  4. Step 4: Simplify right side
    2,699.53x = 4,616,378.70
  5. Step 5: Solve for x
    x = 4,616,378.70/2,699.53
  6. Step 6: Final answer
    x = 1,710.07

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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.