Home / 7,355.19-11,018.45-5,877.48

Finding the Fourth Proportional to 7,355.19, 11,018.45 and 5,877.48

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Solution

The fourth proportional to 7,355.19, 11,018.45 and 5,877.48 is: 8,804.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.19 : 11,018.45 = 5,877.48 : x
  2. Step 2: Convert to fraction form
    7,355.19/11,018.45 = 5,877.48/x
  3. Step 3: Cross multiply
    7,355.19x = 11,018.45 × 5,877.48
  4. Step 4: Simplify right side
    7,355.19x = 64,760,734.20
  5. Step 5: Solve for x
    x = 64,760,734.20/7,355.19
  6. Step 6: Final answer
    x = 8,804.77

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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.