Home / 5,314.31-7,334.85-4,259.07

Finding the Fourth Proportional to 5,314.31, 7,334.85 and 4,259.07

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Solution

The fourth proportional to 5,314.31, 7,334.85 and 4,259.07 is: 5,878.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314.31 : 7,334.85 = 4,259.07 : x
  2. Step 2: Convert to fraction form
    5,314.31/7,334.85 = 4,259.07/x
  3. Step 3: Cross multiply
    5,314.31x = 7,334.85 × 4,259.07
  4. Step 4: Simplify right side
    5,314.31x = 31,239,639.59
  5. Step 5: Solve for x
    x = 31,239,639.59/5,314.31
  6. Step 6: Final answer
    x = 5,878.41

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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.