Home / 4,657.20-6,985.26-1,370.22

Finding the Fourth Proportional to 4,657.20, 6,985.26 and 1,370.22

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Solution

The fourth proportional to 4,657.20, 6,985.26 and 1,370.22 is: 2,055.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657.20 : 6,985.26 = 1,370.22 : x
  2. Step 2: Convert to fraction form
    4,657.20/6,985.26 = 1,370.22/x
  3. Step 3: Cross multiply
    4,657.20x = 6,985.26 × 1,370.22
  4. Step 4: Simplify right side
    4,657.20x = 9,571,342.96
  5. Step 5: Solve for x
    x = 9,571,342.96/4,657.20
  6. Step 6: Final answer
    x = 2,055.17

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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.