Home / 1,403.96-2,094.53-1,353.51

Finding the Fourth Proportional to 1,403.96, 2,094.53 and 1,353.51

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Solution

The fourth proportional to 1,403.96, 2,094.53 and 1,353.51 is: 2,019.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403.96 : 2,094.53 = 1,353.51 : x
  2. Step 2: Convert to fraction form
    1,403.96/2,094.53 = 1,353.51/x
  3. Step 3: Cross multiply
    1,403.96x = 2,094.53 × 1,353.51
  4. Step 4: Simplify right side
    1,403.96x = 2,834,960.53
  5. Step 5: Solve for x
    x = 2,834,960.53/1,403.96
  6. Step 6: Final answer
    x = 2,019.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.