Home / 1,924.53-2,655.85-1,040.34

Finding the Fourth Proportional to 1,924.53, 2,655.85 and 1,040.34

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Solution

The fourth proportional to 1,924.53, 2,655.85 and 1,040.34 is: 1,435.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.53 : 2,655.85 = 1,040.34 : x
  2. Step 2: Convert to fraction form
    1,924.53/2,655.85 = 1,040.34/x
  3. Step 3: Cross multiply
    1,924.53x = 2,655.85 × 1,040.34
  4. Step 4: Simplify right side
    1,924.53x = 2,762,986.99
  5. Step 5: Solve for x
    x = 2,762,986.99/1,924.53
  6. Step 6: Final answer
    x = 1,435.67

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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.