Home / 7,355.36-10,155.56-5,651.03

Finding the Fourth Proportional to 7,355.36, 10,155.56 and 5,651.03

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Solution

The fourth proportional to 7,355.36, 10,155.56 and 5,651.03 is: 7,802.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.36 : 10,155.56 = 5,651.03 : x
  2. Step 2: Convert to fraction form
    7,355.36/10,155.56 = 5,651.03/x
  3. Step 3: Cross multiply
    7,355.36x = 10,155.56 × 5,651.03
  4. Step 4: Simplify right side
    7,355.36x = 57,389,371.36
  5. Step 5: Solve for x
    x = 57,389,371.36/7,355.36
  6. Step 6: Final answer
    x = 7,802.39

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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.