Home / 4,522.48-6,783.90-1,235.55

Finding the Fourth Proportional to 4,522.48, 6,783.90 and 1,235.55

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Solution

The fourth proportional to 4,522.48, 6,783.90 and 1,235.55 is: 1,853.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,522.48 : 6,783.90 = 1,235.55 : x
  2. Step 2: Convert to fraction form
    4,522.48/6,783.90 = 1,235.55/x
  3. Step 3: Cross multiply
    4,522.48x = 6,783.90 × 1,235.55
  4. Step 4: Simplify right side
    4,522.48x = 8,381,875.40
  5. Step 5: Solve for x
    x = 8,381,875.40/4,522.48
  6. Step 6: Final answer
    x = 1,853.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.