Home / 9,355.56-14,030.60-7,708.02

Finding the Fourth Proportional to 9,355.56, 14,030.60 and 7,708.02

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Solution

The fourth proportional to 9,355.56, 14,030.60 and 7,708.02 is: 11,559.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,355.56 : 14,030.60 = 7,708.02 : x
  2. Step 2: Convert to fraction form
    9,355.56/14,030.60 = 7,708.02/x
  3. Step 3: Cross multiply
    9,355.56x = 14,030.60 × 7,708.02
  4. Step 4: Simplify right side
    9,355.56x = 108,148,106.87
  5. Step 5: Solve for x
    x = 108,148,106.87/9,355.56
  6. Step 6: Final answer
    x = 11,559.77

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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.