Home / 4,370.20-6,030.80-2,380.74

Finding the Fourth Proportional to 4,370.20, 6,030.80 and 2,380.74

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Solution

The fourth proportional to 4,370.20, 6,030.80 and 2,380.74 is: 3,285.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,370.20 : 6,030.80 = 2,380.74 : x
  2. Step 2: Convert to fraction form
    4,370.20/6,030.80 = 2,380.74/x
  3. Step 3: Cross multiply
    4,370.20x = 6,030.80 × 2,380.74
  4. Step 4: Simplify right side
    4,370.20x = 14,357,788.52
  5. Step 5: Solve for x
    x = 14,357,788.52/4,370.20
  6. Step 6: Final answer
    x = 3,285.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.