Home / 9,455.36-14,147.52-6,688.84

Finding the Fourth Proportional to 9,455.36, 14,147.52 and 6,688.84

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Solution

The fourth proportional to 9,455.36, 14,147.52 and 6,688.84 is: 10,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.36 : 14,147.52 = 6,688.84 : x
  2. Step 2: Convert to fraction form
    9,455.36/14,147.52 = 6,688.84/x
  3. Step 3: Cross multiply
    9,455.36x = 14,147.52 × 6,688.84
  4. Step 4: Simplify right side
    9,455.36x = 94,630,497.68
  5. Step 5: Solve for x
    x = 94,630,497.68/9,455.36
  6. Step 6: Final answer
    x = 10,008.13

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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.