Home / 8,321.10-12,465.45-5,024.40

Finding the Fourth Proportional to 8,321.10, 12,465.45 and 5,024.40

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Solution

The fourth proportional to 8,321.10, 12,465.45 and 5,024.40 is: 7,526.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321.10 : 12,465.45 = 5,024.40 : x
  2. Step 2: Convert to fraction form
    8,321.10/12,465.45 = 5,024.40/x
  3. Step 3: Cross multiply
    8,321.10x = 12,465.45 × 5,024.40
  4. Step 4: Simplify right side
    8,321.10x = 62,631,406.98
  5. Step 5: Solve for x
    x = 62,631,406.98/8,321.10
  6. Step 6: Final answer
    x = 7,526.82

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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.