Home / 10,490.38-14,476.78-6,014.40

Finding the Fourth Proportional to 10,490.38, 14,476.78 and 6,014.40

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Solution

The fourth proportional to 10,490.38, 14,476.78 and 6,014.40 is: 8,299.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,490.38 : 14,476.78 = 6,014.40 : x
  2. Step 2: Convert to fraction form
    10,490.38/14,476.78 = 6,014.40/x
  3. Step 3: Cross multiply
    10,490.38x = 14,476.78 × 6,014.40
  4. Step 4: Simplify right side
    10,490.38x = 87,069,145.63
  5. Step 5: Solve for x
    x = 87,069,145.63/10,490.38
  6. Step 6: Final answer
    x = 8,299.90

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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.