Home / 7,607.52-10,503.36-6,808.32

Finding the Fourth Proportional to 7,607.52, 10,503.36 and 6,808.32

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Solution

The fourth proportional to 7,607.52, 10,503.36 and 6,808.32 is: 9,399.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,607.52 : 10,503.36 = 6,808.32 : x
  2. Step 2: Convert to fraction form
    7,607.52/10,503.36 = 6,808.32/x
  3. Step 3: Cross multiply
    7,607.52x = 10,503.36 × 6,808.32
  4. Step 4: Simplify right side
    7,607.52x = 71,510,235.96
  5. Step 5: Solve for x
    x = 71,510,235.96/7,607.52
  6. Step 6: Final answer
    x = 9,399.94

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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.