Home / 8,030.62-12,045.16-3,528.13

Finding the Fourth Proportional to 8,030.62, 12,045.16 and 3,528.13

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Solution

The fourth proportional to 8,030.62, 12,045.16 and 3,528.13 is: 5,291.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,030.62 : 12,045.16 = 3,528.13 : x
  2. Step 2: Convert to fraction form
    8,030.62/12,045.16 = 3,528.13/x
  3. Step 3: Cross multiply
    8,030.62x = 12,045.16 × 3,528.13
  4. Step 4: Simplify right side
    8,030.62x = 42,496,890.35
  5. Step 5: Solve for x
    x = 42,496,890.35/8,030.62
  6. Step 6: Final answer
    x = 5,291.86

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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.