Home / 966-1,333.12-552

Finding the Fourth Proportional to 966, 1,333.12 and 552

Calculator

Solution

The fourth proportional to 966, 1,333.12 and 552 is: 761.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    966 : 1,333.12 = 552 : x
  2. Step 2: Convert to fraction form
    966/1,333.12 = 552/x
  3. Step 3: Cross multiply
    966x = 1,333.12 × 552
  4. Step 4: Simplify right side
    966x = 735,882.24
  5. Step 5: Solve for x
    x = 735,882.24/966
  6. Step 6: Final answer
    x = 761.78

Related Problems

Find fourth proportional to 483, 666.56 and 276
Half scale
Find fourth proportional to 1,932, 2,666.24 and 1,104
Double scale
Find fourth proportional to 967, 1,334.50 and 553
Similar ratio
Find fourth proportional to 1,449, 1,999.68 and 828
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.