Home / 9,349.40-14,005.20-5,828.60

Finding the Fourth Proportional to 9,349.40, 14,005.20 and 5,828.60

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Solution

The fourth proportional to 9,349.40, 14,005.20 and 5,828.60 is: 8,731.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,349.40 : 14,005.20 = 5,828.60 : x
  2. Step 2: Convert to fraction form
    9,349.40/14,005.20 = 5,828.60/x
  3. Step 3: Cross multiply
    9,349.40x = 14,005.20 × 5,828.60
  4. Step 4: Simplify right side
    9,349.40x = 81,630,708.72
  5. Step 5: Solve for x
    x = 81,630,708.72/9,349.40
  6. Step 6: Final answer
    x = 8,731.12

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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.