Home / 1,870.04-2,580.60-1,073.48

Finding the Fourth Proportional to 1,870.04, 2,580.60 and 1,073.48

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Solution

The fourth proportional to 1,870.04, 2,580.60 and 1,073.48 is: 1,481.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870.04 : 2,580.60 = 1,073.48 : x
  2. Step 2: Convert to fraction form
    1,870.04/2,580.60 = 1,073.48/x
  3. Step 3: Cross multiply
    1,870.04x = 2,580.60 × 1,073.48
  4. Step 4: Simplify right side
    1,870.04x = 2,770,222.49
  5. Step 5: Solve for x
    x = 2,770,222.49/1,870.04
  6. Step 6: Final answer
    x = 1,481.37

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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.