Home / 3,135.12-4,704-1,749

Finding the Fourth Proportional to 3,135.12, 4,704 and 1,749

Calculator

Solution

The fourth proportional to 3,135.12, 4,704 and 1,749 is: 2,624.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.12 : 4,704 = 1,749 : x
  2. Step 2: Convert to fraction form
    3,135.12/4,704 = 1,749/x
  3. Step 3: Cross multiply
    3,135.12x = 4,704 × 1,749
  4. Step 4: Simplify right side
    3,135.12x = 8,227,296
  5. Step 5: Solve for x
    x = 8,227,296/3,135.12
  6. Step 6: Final answer
    x = 2,624.24

Related Problems

Find fourth proportional to 1,567.56, 2,352 and 874.50
Half scale
Find fourth proportional to 6,270.24, 9,408 and 3,498
Double scale
Find fourth proportional to 3,136.12, 4,705.50 and 1,750
Similar ratio
Find fourth proportional to 4,702.68, 7,056 and 2,623.50
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.