Home / 7,671.44-10,586.97-4,315.31

Finding the Fourth Proportional to 7,671.44, 10,586.97 and 4,315.31

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Solution

The fourth proportional to 7,671.44, 10,586.97 and 4,315.31 is: 5,955.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,671.44 : 10,586.97 = 4,315.31 : x
  2. Step 2: Convert to fraction form
    7,671.44/10,586.97 = 4,315.31/x
  3. Step 3: Cross multiply
    7,671.44x = 10,586.97 × 4,315.31
  4. Step 4: Simplify right side
    7,671.44x = 45,686,057.51
  5. Step 5: Solve for x
    x = 45,686,057.51/7,671.44
  6. Step 6: Final answer
    x = 5,955.34

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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.