Home / 6,649.02-9,172.71-4,411.26

Finding the Fourth Proportional to 6,649.02, 9,172.71 and 4,411.26

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Solution

The fourth proportional to 6,649.02, 9,172.71 and 4,411.26 is: 6,085.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,649.02 : 9,172.71 = 4,411.26 : x
  2. Step 2: Convert to fraction form
    6,649.02/9,172.71 = 4,411.26/x
  3. Step 3: Cross multiply
    6,649.02x = 9,172.71 × 4,411.26
  4. Step 4: Simplify right side
    6,649.02x = 40,463,208.71
  5. Step 5: Solve for x
    x = 40,463,208.71/6,649.02
  6. Step 6: Final answer
    x = 6,085.59

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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.