Home / 5,398.06-8,088.56-4,075.56

Finding the Fourth Proportional to 5,398.06, 8,088.56 and 4,075.56

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Solution

The fourth proportional to 5,398.06, 8,088.56 and 4,075.56 is: 6,106.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398.06 : 8,088.56 = 4,075.56 : x
  2. Step 2: Convert to fraction form
    5,398.06/8,088.56 = 4,075.56/x
  3. Step 3: Cross multiply
    5,398.06x = 8,088.56 × 4,075.56
  4. Step 4: Simplify right side
    5,398.06x = 32,965,350.77
  5. Step 5: Solve for x
    x = 32,965,350.77/5,398.06
  6. Step 6: Final answer
    x = 6,106.89

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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.