Home / 3,050.60-4,574.80-1,318.28

Finding the Fourth Proportional to 3,050.60, 4,574.80 and 1,318.28

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Solution

The fourth proportional to 3,050.60, 4,574.80 and 1,318.28 is: 1,976.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.60 : 4,574.80 = 1,318.28 : x
  2. Step 2: Convert to fraction form
    3,050.60/4,574.80 = 1,318.28/x
  3. Step 3: Cross multiply
    3,050.60x = 4,574.80 × 1,318.28
  4. Step 4: Simplify right side
    3,050.60x = 6,030,867.34
  5. Step 5: Solve for x
    x = 6,030,867.34/3,050.60
  6. Step 6: Final answer
    x = 1,976.94

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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.