Home / 1,632.50-2,446.45-707.35

Finding the Fourth Proportional to 1,632.50, 2,446.45 and 707.35

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Solution

The fourth proportional to 1,632.50, 2,446.45 and 707.35 is: 1,060.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.50 : 2,446.45 = 707.35 : x
  2. Step 2: Convert to fraction form
    1,632.50/2,446.45 = 707.35/x
  3. Step 3: Cross multiply
    1,632.50x = 2,446.45 × 707.35
  4. Step 4: Simplify right side
    1,632.50x = 1,730,496.41
  5. Step 5: Solve for x
    x = 1,730,496.41/1,632.50
  6. Step 6: Final answer
    x = 1,060.03

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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.