Home / 3,460.50-4,775.58-1,888.56

Finding the Fourth Proportional to 3,460.50, 4,775.58 and 1,888.56

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Solution

The fourth proportional to 3,460.50, 4,775.58 and 1,888.56 is: 2,606.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.50 : 4,775.58 = 1,888.56 : x
  2. Step 2: Convert to fraction form
    3,460.50/4,775.58 = 1,888.56/x
  3. Step 3: Cross multiply
    3,460.50x = 4,775.58 × 1,888.56
  4. Step 4: Simplify right side
    3,460.50x = 9,018,969.36
  5. Step 5: Solve for x
    x = 9,018,969.36/3,460.50
  6. Step 6: Final answer
    x = 2,606.26

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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.