Home / 1,841.63-2,541.47-1,055.70

Finding the Fourth Proportional to 1,841.63, 2,541.47 and 1,055.70

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Solution

The fourth proportional to 1,841.63, 2,541.47 and 1,055.70 is: 1,456.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841.63 : 2,541.47 = 1,055.70 : x
  2. Step 2: Convert to fraction form
    1,841.63/2,541.47 = 1,055.70/x
  3. Step 3: Cross multiply
    1,841.63x = 2,541.47 × 1,055.70
  4. Step 4: Simplify right side
    1,841.63x = 2,683,024.60
  5. Step 5: Solve for x
    x = 2,683,024.60/1,841.63
  6. Step 6: Final answer
    x = 1,456.88

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1.5x scale

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.