Home / 9,830.74-14,746.02-3,985.96

Finding the Fourth Proportional to 9,830.74, 14,746.02 and 3,985.96

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Solution

The fourth proportional to 9,830.74, 14,746.02 and 3,985.96 is: 5,978.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,830.74 : 14,746.02 = 3,985.96 : x
  2. Step 2: Convert to fraction form
    9,830.74/14,746.02 = 3,985.96/x
  3. Step 3: Cross multiply
    9,830.74x = 14,746.02 × 3,985.96
  4. Step 4: Simplify right side
    9,830.74x = 58,777,045.88
  5. Step 5: Solve for x
    x = 58,777,045.88/9,830.74
  6. Step 6: Final answer
    x = 5,978.90

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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.