Home / 3,527.15-4,867.04-1,955.21

Finding the Fourth Proportional to 3,527.15, 4,867.04 and 1,955.21

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Solution

The fourth proportional to 3,527.15, 4,867.04 and 1,955.21 is: 2,697.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.15 : 4,867.04 = 1,955.21 : x
  2. Step 2: Convert to fraction form
    3,527.15/4,867.04 = 1,955.21/x
  3. Step 3: Cross multiply
    3,527.15x = 4,867.04 × 1,955.21
  4. Step 4: Simplify right side
    3,527.15x = 9,516,075.50
  5. Step 5: Solve for x
    x = 9,516,075.50/3,527.15
  6. Step 6: Final answer
    x = 2,697.95

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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.