Home / 9,559.81-14,339.71-2,986.56

Finding the Fourth Proportional to 9,559.81, 14,339.71 and 2,986.56

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Solution

The fourth proportional to 9,559.81, 14,339.71 and 2,986.56 is: 4,479.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,559.81 : 14,339.71 = 2,986.56 : x
  2. Step 2: Convert to fraction form
    9,559.81/14,339.71 = 2,986.56/x
  3. Step 3: Cross multiply
    9,559.81x = 14,339.71 × 2,986.56
  4. Step 4: Simplify right side
    9,559.81x = 42,826,404.30
  5. Step 5: Solve for x
    x = 42,826,404.30/9,559.81
  6. Step 6: Final answer
    x = 4,479.84

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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.