Home / 7,077.87-10,617.41-2,398.01

Finding the Fourth Proportional to 7,077.87, 10,617.41 and 2,398.01

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Solution

The fourth proportional to 7,077.87, 10,617.41 and 2,398.01 is: 3,597.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,077.87 : 10,617.41 = 2,398.01 : x
  2. Step 2: Convert to fraction form
    7,077.87/10,617.41 = 2,398.01/x
  3. Step 3: Cross multiply
    7,077.87x = 10,617.41 × 2,398.01
  4. Step 4: Simplify right side
    7,077.87x = 25,460,608.26
  5. Step 5: Solve for x
    x = 25,460,608.26/7,077.87
  6. Step 6: Final answer
    x = 3,597.21

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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.