Home / 9,384.40-14,076.60-7,416.10

Finding the Fourth Proportional to 9,384.40, 14,076.60 and 7,416.10

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Solution

The fourth proportional to 9,384.40, 14,076.60 and 7,416.10 is: 11,124.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,384.40 : 14,076.60 = 7,416.10 : x
  2. Step 2: Convert to fraction form
    9,384.40/14,076.60 = 7,416.10/x
  3. Step 3: Cross multiply
    9,384.40x = 14,076.60 × 7,416.10
  4. Step 4: Simplify right side
    9,384.40x = 104,393,473.26
  5. Step 5: Solve for x
    x = 104,393,473.26/9,384.40
  6. Step 6: Final answer
    x = 11,124.15

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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.