Home / 10,729.40-14,807.58-6,252.80

Finding the Fourth Proportional to 10,729.40, 14,807.58 and 6,252.80

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Solution

The fourth proportional to 10,729.40, 14,807.58 and 6,252.80 is: 8,629.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729.40 : 14,807.58 = 6,252.80 : x
  2. Step 2: Convert to fraction form
    10,729.40/14,807.58 = 6,252.80/x
  3. Step 3: Cross multiply
    10,729.40x = 14,807.58 × 6,252.80
  4. Step 4: Simplify right side
    10,729.40x = 92,588,836.22
  5. Step 5: Solve for x
    x = 92,588,836.22/10,729.40
  6. Step 6: Final answer
    x = 8,629.45

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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.