Home / 7,000.29-10,499.49-2,070.45

Finding the Fourth Proportional to 7,000.29, 10,499.49 and 2,070.45

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Solution

The fourth proportional to 7,000.29, 10,499.49 and 2,070.45 is: 3,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000.29 : 10,499.49 = 2,070.45 : x
  2. Step 2: Convert to fraction form
    7,000.29/10,499.49 = 2,070.45/x
  3. Step 3: Cross multiply
    7,000.29x = 10,499.49 × 2,070.45
  4. Step 4: Simplify right side
    7,000.29x = 21,738,669.07
  5. Step 5: Solve for x
    x = 21,738,669.07/7,000.29
  6. Step 6: Final answer
    x = 3,105.40

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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.