Home / 9,625.84-13,278.74-6,274.26

Finding the Fourth Proportional to 9,625.84, 13,278.74 and 6,274.26

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Solution

The fourth proportional to 9,625.84, 13,278.74 and 6,274.26 is: 8,655.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,625.84 : 13,278.74 = 6,274.26 : x
  2. Step 2: Convert to fraction form
    9,625.84/13,278.74 = 6,274.26/x
  3. Step 3: Cross multiply
    9,625.84x = 13,278.74 × 6,274.26
  4. Step 4: Simplify right side
    9,625.84x = 83,314,235.86
  5. Step 5: Solve for x
    x = 83,314,235.86/9,625.84
  6. Step 6: Final answer
    x = 8,655.27

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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.