Home / 10,830.03-14,945.49-6,114.35

Finding the Fourth Proportional to 10,830.03, 14,945.49 and 6,114.35

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Solution

The fourth proportional to 10,830.03, 14,945.49 and 6,114.35 is: 8,437.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830.03 : 14,945.49 = 6,114.35 : x
  2. Step 2: Convert to fraction form
    10,830.03/14,945.49 = 6,114.35/x
  3. Step 3: Cross multiply
    10,830.03x = 14,945.49 × 6,114.35
  4. Step 4: Simplify right side
    10,830.03x = 91,381,882.05
  5. Step 5: Solve for x
    x = 91,381,882.05/10,830.03
  6. Step 6: Final answer
    x = 8,437.82

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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.