Home / 4,906-5,638

Finding the Third Proportional to 4,906 and 5,638

Calculator

Solution

The third proportional to 4,906 and 5,638 is: 6,479.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906 : 5,638 = 5,638 : x
  2. Step 2: Convert to fraction form
    4,906/5,638 = 5,638/x
  3. Step 3: Cross multiply
    4,906x = 5,638 × 5,638
  4. Step 4: Simplify right side
    4,906x = 31,787,044
  5. Step 5: Solve for x
    x = 31,787,044/4,906
  6. Step 6: Final answer
    x = 6,479.22

Related Problems

Find third proportional to 2,453 and 2,819
Half scale
Find third proportional to 9,812 and 11,276
Double scale
Find third proportional to 4,908 and 5,640
Similar ratio
Find third proportional to 7,359 and 8,457
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.