Home / 5,065.19-6,989.96-3,075.37

Finding the Fourth Proportional to 5,065.19, 6,989.96 and 3,075.37

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Solution

The fourth proportional to 5,065.19, 6,989.96 and 3,075.37 is: 4,244.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.19 : 6,989.96 = 3,075.37 : x
  2. Step 2: Convert to fraction form
    5,065.19/6,989.96 = 3,075.37/x
  3. Step 3: Cross multiply
    5,065.19x = 6,989.96 × 3,075.37
  4. Step 4: Simplify right side
    5,065.19x = 21,496,713.29
  5. Step 5: Solve for x
    x = 21,496,713.29/5,065.19
  6. Step 6: Final answer
    x = 4,244.01

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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.