Home / 3,460.02-4,774.95-1,968

Finding the Fourth Proportional to 3,460.02, 4,774.95 and 1,968

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Solution

The fourth proportional to 3,460.02, 4,774.95 and 1,968 is: 2,715.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.02 : 4,774.95 = 1,968 : x
  2. Step 2: Convert to fraction form
    3,460.02/4,774.95 = 1,968/x
  3. Step 3: Cross multiply
    3,460.02x = 4,774.95 × 1,968
  4. Step 4: Simplify right side
    3,460.02x = 9,397,101.60
  5. Step 5: Solve for x
    x = 9,397,101.60/3,460.02
  6. Step 6: Final answer
    x = 2,715.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.