Home / 2,830.97-4,246-982.01

Finding the Fourth Proportional to 2,830.97, 4,246 and 982.01

Calculator

Solution

The fourth proportional to 2,830.97, 4,246 and 982.01 is: 1,472.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830.97 : 4,246 = 982.01 : x
  2. Step 2: Convert to fraction form
    2,830.97/4,246 = 982.01/x
  3. Step 3: Cross multiply
    2,830.97x = 4,246 × 982.01
  4. Step 4: Simplify right side
    2,830.97x = 4,169,614.46
  5. Step 5: Solve for x
    x = 4,169,614.46/2,830.97
  6. Step 6: Final answer
    x = 1,472.86

Related Problems

Find fourth proportional to 1,415.49, 2,123 and 491.01
Half scale
Find fourth proportional to 5,661.94, 8,492 and 1,964.02
Double scale
Find fourth proportional to 2,831.97, 4,247.50 and 983.01
Similar ratio
Find fourth proportional to 4,246.46, 6,369 and 1,473.02
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.