Home / 9,656.96-14,479.85-5,148.45

Finding the Fourth Proportional to 9,656.96, 14,479.85 and 5,148.45

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Solution

The fourth proportional to 9,656.96, 14,479.85 and 5,148.45 is: 7,719.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,656.96 : 14,479.85 = 5,148.45 : x
  2. Step 2: Convert to fraction form
    9,656.96/14,479.85 = 5,148.45/x
  3. Step 3: Cross multiply
    9,656.96x = 14,479.85 × 5,148.45
  4. Step 4: Simplify right side
    9,656.96x = 74,548,796.60
  5. Step 5: Solve for x
    x = 74,548,796.60/9,656.96
  6. Step 6: Final answer
    x = 7,719.70

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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.