Home / 8,312.44-12,446.58-5,021.08

Finding the Fourth Proportional to 8,312.44, 12,446.58 and 5,021.08

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Solution

The fourth proportional to 8,312.44, 12,446.58 and 5,021.08 is: 7,518.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,312.44 : 12,446.58 = 5,021.08 : x
  2. Step 2: Convert to fraction form
    8,312.44/12,446.58 = 5,021.08/x
  3. Step 3: Cross multiply
    8,312.44x = 12,446.58 × 5,021.08
  4. Step 4: Simplify right side
    8,312.44x = 62,495,273.91
  5. Step 5: Solve for x
    x = 62,495,273.91/8,312.44
  6. Step 6: Final answer
    x = 7,518.28

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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.