Home / 8,983.40-13,475.70-3,060.20

Finding the Fourth Proportional to 8,983.40, 13,475.70 and 3,060.20

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Solution

The fourth proportional to 8,983.40, 13,475.70 and 3,060.20 is: 4,590.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,983.40 : 13,475.70 = 3,060.20 : x
  2. Step 2: Convert to fraction form
    8,983.40/13,475.70 = 3,060.20/x
  3. Step 3: Cross multiply
    8,983.40x = 13,475.70 × 3,060.20
  4. Step 4: Simplify right side
    8,983.40x = 41,238,337.14
  5. Step 5: Solve for x
    x = 41,238,337.14/8,983.40
  6. Step 6: Final answer
    x = 4,590.50

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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.