Home / 1,841.87-2,541.80-1,055.91

Finding the Fourth Proportional to 1,841.87, 2,541.80 and 1,055.91

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Solution

The fourth proportional to 1,841.87, 2,541.80 and 1,055.91 is: 1,457.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841.87 : 2,541.80 = 1,055.91 : x
  2. Step 2: Convert to fraction form
    1,841.87/2,541.80 = 1,055.91/x
  3. Step 3: Cross multiply
    1,841.87x = 2,541.80 × 1,055.91
  4. Step 4: Simplify right side
    1,841.87x = 2,683,906.76
  5. Step 5: Solve for x
    x = 2,683,906.76/1,841.87
  6. Step 6: Final answer
    x = 1,457.17

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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.