Home / 5,902.73-8,139.08-4,555.29

Finding the Fourth Proportional to 5,902.73, 8,139.08 and 4,555.29

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Solution

The fourth proportional to 5,902.73, 8,139.08 and 4,555.29 is: 6,281.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,902.73 : 8,139.08 = 4,555.29 : x
  2. Step 2: Convert to fraction form
    5,902.73/8,139.08 = 4,555.29/x
  3. Step 3: Cross multiply
    5,902.73x = 8,139.08 × 4,555.29
  4. Step 4: Simplify right side
    5,902.73x = 37,075,846.96
  5. Step 5: Solve for x
    x = 37,075,846.96/5,902.73
  6. Step 6: Final answer
    x = 6,281.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.