Home / 9,454.28-13,048.49-5,477.81

Finding the Fourth Proportional to 9,454.28, 13,048.49 and 5,477.81

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Solution

The fourth proportional to 9,454.28, 13,048.49 and 5,477.81 is: 7,560.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,454.28 : 13,048.49 = 5,477.81 : x
  2. Step 2: Convert to fraction form
    9,454.28/13,048.49 = 5,477.81/x
  3. Step 3: Cross multiply
    9,454.28x = 13,048.49 × 5,477.81
  4. Step 4: Simplify right side
    9,454.28x = 71,477,195.32
  5. Step 5: Solve for x
    x = 71,477,195.32/9,454.28
  6. Step 6: Final answer
    x = 7,560.30

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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.