Home / 2,699.40-4,050.36-1,055.52

Finding the Fourth Proportional to 2,699.40, 4,050.36 and 1,055.52

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Solution

The fourth proportional to 2,699.40, 4,050.36 and 1,055.52 is: 1,583.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699.40 : 4,050.36 = 1,055.52 : x
  2. Step 2: Convert to fraction form
    2,699.40/4,050.36 = 1,055.52/x
  3. Step 3: Cross multiply
    2,699.40x = 4,050.36 × 1,055.52
  4. Step 4: Simplify right side
    2,699.40x = 4,275,235.99
  5. Step 5: Solve for x
    x = 4,275,235.99/2,699.40
  6. Step 6: Final answer
    x = 1,583.77

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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.