Home / 3,460.85-4,775.95-1,888.96

Finding the Fourth Proportional to 3,460.85, 4,775.95 and 1,888.96

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Solution

The fourth proportional to 3,460.85, 4,775.95 and 1,888.96 is: 2,606.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.85 : 4,775.95 = 1,888.96 : x
  2. Step 2: Convert to fraction form
    3,460.85/4,775.95 = 1,888.96/x
  3. Step 3: Cross multiply
    3,460.85x = 4,775.95 × 1,888.96
  4. Step 4: Simplify right side
    3,460.85x = 9,021,578.51
  5. Step 5: Solve for x
    x = 9,021,578.51/3,460.85
  6. Step 6: Final answer
    x = 2,606.75

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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.