Home / 3,462.07-4,777.63-1,969.99

Finding the Fourth Proportional to 3,462.07, 4,777.63 and 1,969.99

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Solution

The fourth proportional to 3,462.07, 4,777.63 and 1,969.99 is: 2,718.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.07 : 4,777.63 = 1,969.99 : x
  2. Step 2: Convert to fraction form
    3,462.07/4,777.63 = 1,969.99/x
  3. Step 3: Cross multiply
    3,462.07x = 4,777.63 × 1,969.99
  4. Step 4: Simplify right side
    3,462.07x = 9,411,883.32
  5. Step 5: Solve for x
    x = 9,411,883.32/3,462.07
  6. Step 6: Final answer
    x = 2,718.57

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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.