Home / 3,549.15-4,897.61-1,955.67

Finding the Fourth Proportional to 3,549.15, 4,897.61 and 1,955.67

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Solution

The fourth proportional to 3,549.15, 4,897.61 and 1,955.67 is: 2,698.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.15 : 4,897.61 = 1,955.67 : x
  2. Step 2: Convert to fraction form
    3,549.15/4,897.61 = 1,955.67/x
  3. Step 3: Cross multiply
    3,549.15x = 4,897.61 × 1,955.67
  4. Step 4: Simplify right side
    3,549.15x = 9,578,099.17
  5. Step 5: Solve for x
    x = 9,578,099.17/3,549.15
  6. Step 6: Final answer
    x = 2,698.70

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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.