Home / 1,841.64-2,541.60-1,055.67

Finding the Fourth Proportional to 1,841.64, 2,541.60 and 1,055.67

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Solution

The fourth proportional to 1,841.64, 2,541.60 and 1,055.67 is: 1,456.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841.64 : 2,541.60 = 1,055.67 : x
  2. Step 2: Convert to fraction form
    1,841.64/2,541.60 = 1,055.67/x
  3. Step 3: Cross multiply
    1,841.64x = 2,541.60 × 1,055.67
  4. Step 4: Simplify right side
    1,841.64x = 2,683,090.87
  5. Step 5: Solve for x
    x = 2,683,090.87/1,841.64
  6. Step 6: Final answer
    x = 1,456.90

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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.