Home / 4,909.02-7,362.74-1,788.90

Finding the Fourth Proportional to 4,909.02, 7,362.74 and 1,788.90

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Solution

The fourth proportional to 4,909.02, 7,362.74 and 1,788.90 is: 2,683.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909.02 : 7,362.74 = 1,788.90 : x
  2. Step 2: Convert to fraction form
    4,909.02/7,362.74 = 1,788.90/x
  3. Step 3: Cross multiply
    4,909.02x = 7,362.74 × 1,788.90
  4. Step 4: Simplify right side
    4,909.02x = 13,171,205.59
  5. Step 5: Solve for x
    x = 13,171,205.59/4,909.02
  6. Step 6: Final answer
    x = 2,683.06

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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.