Home / 7,001.35-10,502.16-2,070.98

Finding the Fourth Proportional to 7,001.35, 10,502.16 and 2,070.98

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Solution

The fourth proportional to 7,001.35, 10,502.16 and 2,070.98 is: 3,106.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.35 : 10,502.16 = 2,070.98 : x
  2. Step 2: Convert to fraction form
    7,001.35/10,502.16 = 2,070.98/x
  3. Step 3: Cross multiply
    7,001.35x = 10,502.16 × 2,070.98
  4. Step 4: Simplify right side
    7,001.35x = 21,749,789.57
  5. Step 5: Solve for x
    x = 21,749,789.57/7,001.35
  6. Step 6: Final answer
    x = 3,106.51

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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.