Home / 1,748.25-2,412.36-1,040.10

Finding the Fourth Proportional to 1,748.25, 2,412.36 and 1,040.10

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Solution

The fourth proportional to 1,748.25, 2,412.36 and 1,040.10 is: 1,435.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.25 : 2,412.36 = 1,040.10 : x
  2. Step 2: Convert to fraction form
    1,748.25/2,412.36 = 1,040.10/x
  3. Step 3: Cross multiply
    1,748.25x = 2,412.36 × 1,040.10
  4. Step 4: Simplify right side
    1,748.25x = 2,509,095.64
  5. Step 5: Solve for x
    x = 2,509,095.64/1,748.25
  6. Step 6: Final answer
    x = 1,435.20

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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.