Home / 4,559.15-6,838.59-1,890.47

Finding the Fourth Proportional to 4,559.15, 6,838.59 and 1,890.47

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Solution

The fourth proportional to 4,559.15, 6,838.59 and 1,890.47 is: 2,835.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,559.15 : 6,838.59 = 1,890.47 : x
  2. Step 2: Convert to fraction form
    4,559.15/6,838.59 = 1,890.47/x
  3. Step 3: Cross multiply
    4,559.15x = 6,838.59 × 1,890.47
  4. Step 4: Simplify right side
    4,559.15x = 12,928,173.42
  5. Step 5: Solve for x
    x = 12,928,173.42/4,559.15
  6. Step 6: Final answer
    x = 2,835.65

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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.