Home / 4,038.54-6,057.36-1,265.10

Finding the Fourth Proportional to 4,038.54, 6,057.36 and 1,265.10

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Solution

The fourth proportional to 4,038.54, 6,057.36 and 1,265.10 is: 1,897.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038.54 : 6,057.36 = 1,265.10 : x
  2. Step 2: Convert to fraction form
    4,038.54/6,057.36 = 1,265.10/x
  3. Step 3: Cross multiply
    4,038.54x = 6,057.36 × 1,265.10
  4. Step 4: Simplify right side
    4,038.54x = 7,663,166.14
  5. Step 5: Solve for x
    x = 7,663,166.14/4,038.54
  6. Step 6: Final answer
    x = 1,897.51

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Double scale
Find fourth proportional to 4,039.54, 6,058.86 and 1,266.10
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.