Home / 2,127.61-2,935.83-1,341.50

Finding the Fourth Proportional to 2,127.61, 2,935.83 and 1,341.50

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Solution

The fourth proportional to 2,127.61, 2,935.83 and 1,341.50 is: 1,851.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.61 : 2,935.83 = 1,341.50 : x
  2. Step 2: Convert to fraction form
    2,127.61/2,935.83 = 1,341.50/x
  3. Step 3: Cross multiply
    2,127.61x = 2,935.83 × 1,341.50
  4. Step 4: Simplify right side
    2,127.61x = 3,938,415.95
  5. Step 5: Solve for x
    x = 3,938,415.95/2,127.61
  6. Step 6: Final answer
    x = 1,851.10

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