Home / 1,759.05-2,430.34-1,741.77

Finding the Fourth Proportional to 1,759.05, 2,430.34 and 1,741.77

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Solution

The fourth proportional to 1,759.05, 2,430.34 and 1,741.77 is: 2,406.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759.05 : 2,430.34 = 1,741.77 : x
  2. Step 2: Convert to fraction form
    1,759.05/2,430.34 = 1,741.77/x
  3. Step 3: Cross multiply
    1,759.05x = 2,430.34 × 1,741.77
  4. Step 4: Simplify right side
    1,759.05x = 4,233,088.95
  5. Step 5: Solve for x
    x = 4,233,088.95/1,759.05
  6. Step 6: Final answer
    x = 2,406.46

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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.