Home / 7,558.20-11,316-5,703.42

Finding the Fourth Proportional to 7,558.20, 11,316 and 5,703.42

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Solution

The fourth proportional to 7,558.20, 11,316 and 5,703.42 is: 8,539.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558.20 : 11,316 = 5,703.42 : x
  2. Step 2: Convert to fraction form
    7,558.20/11,316 = 5,703.42/x
  3. Step 3: Cross multiply
    7,558.20x = 11,316 × 5,703.42
  4. Step 4: Simplify right side
    7,558.20x = 64,539,900.72
  5. Step 5: Solve for x
    x = 64,539,900.72/7,558.20
  6. Step 6: Final answer
    x = 8,539.06

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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.