Home / 8,048.09-12,075.48-4,345.99

Finding the Fourth Proportional to 8,048.09, 12,075.48 and 4,345.99

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Solution

The fourth proportional to 8,048.09, 12,075.48 and 4,345.99 is: 6,520.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048.09 : 12,075.48 = 4,345.99 : x
  2. Step 2: Convert to fraction form
    8,048.09/12,075.48 = 4,345.99/x
  3. Step 3: Cross multiply
    8,048.09x = 12,075.48 × 4,345.99
  4. Step 4: Simplify right side
    8,048.09x = 52,479,885.14
  5. Step 5: Solve for x
    x = 52,479,885.14/8,048.09
  6. Step 6: Final answer
    x = 6,520.79

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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.