Home / 11,595.95-16,002.30-6,290.79

Finding the Fourth Proportional to 11,595.95, 16,002.30 and 6,290.79

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Solution

The fourth proportional to 11,595.95, 16,002.30 and 6,290.79 is: 8,681.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,595.95 : 16,002.30 = 6,290.79 : x
  2. Step 2: Convert to fraction form
    11,595.95/16,002.30 = 6,290.79/x
  3. Step 3: Cross multiply
    11,595.95x = 16,002.30 × 6,290.79
  4. Step 4: Simplify right side
    11,595.95x = 100,667,132.41
  5. Step 5: Solve for x
    x = 100,667,132.41/11,595.95
  6. Step 6: Final answer
    x = 8,681.23

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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.