Home / 4,656.91-6,985.21-1,370.06

Finding the Fourth Proportional to 4,656.91, 6,985.21 and 1,370.06

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Solution

The fourth proportional to 4,656.91, 6,985.21 and 1,370.06 is: 2,055.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,656.91 : 6,985.21 = 1,370.06 : x
  2. Step 2: Convert to fraction form
    4,656.91/6,985.21 = 1,370.06/x
  3. Step 3: Cross multiply
    4,656.91x = 6,985.21 × 1,370.06
  4. Step 4: Simplify right side
    4,656.91x = 9,570,156.81
  5. Step 5: Solve for x
    x = 9,570,156.81/4,656.91
  6. Step 6: Final answer
    x = 2,055.04

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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.