Home / 5,482.84-7,564.98-3,126.28

Finding the Fourth Proportional to 5,482.84, 7,564.98 and 3,126.28

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Solution

The fourth proportional to 5,482.84, 7,564.98 and 3,126.28 is: 4,313.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.84 : 7,564.98 = 3,126.28 : x
  2. Step 2: Convert to fraction form
    5,482.84/7,564.98 = 3,126.28/x
  3. Step 3: Cross multiply
    5,482.84x = 7,564.98 × 3,126.28
  4. Step 4: Simplify right side
    5,482.84x = 23,650,245.67
  5. Step 5: Solve for x
    x = 23,650,245.67/5,482.84
  6. Step 6: Final answer
    x = 4,313.50

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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.