Home / 5,703.29-7,872.77-3,465.53

Finding the Fourth Proportional to 5,703.29, 7,872.77 and 3,465.53

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Solution

The fourth proportional to 5,703.29, 7,872.77 and 3,465.53 is: 4,783.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,703.29 : 7,872.77 = 3,465.53 : x
  2. Step 2: Convert to fraction form
    5,703.29/7,872.77 = 3,465.53/x
  3. Step 3: Cross multiply
    5,703.29x = 7,872.77 × 3,465.53
  4. Step 4: Simplify right side
    5,703.29x = 27,283,303.29
  5. Step 5: Solve for x
    x = 27,283,303.29/5,703.29
  6. Step 6: Final answer
    x = 4,783.78

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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.