Home / 3,460.53-4,775.55-1,888.66

Finding the Fourth Proportional to 3,460.53, 4,775.55 and 1,888.66

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Solution

The fourth proportional to 3,460.53, 4,775.55 and 1,888.66 is: 2,606.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.53 : 4,775.55 = 1,888.66 : x
  2. Step 2: Convert to fraction form
    3,460.53/4,775.55 = 1,888.66/x
  3. Step 3: Cross multiply
    3,460.53x = 4,775.55 × 1,888.66
  4. Step 4: Simplify right side
    3,460.53x = 9,019,378.32
  5. Step 5: Solve for x
    x = 9,019,378.32/3,460.53
  6. Step 6: Final answer
    x = 2,606.36

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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.