Home / 3,527.04-5,290.61-1,578.84

Finding the Fourth Proportional to 3,527.04, 5,290.61 and 1,578.84

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Solution

The fourth proportional to 3,527.04, 5,290.61 and 1,578.84 is: 2,368.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.04 : 5,290.61 = 1,578.84 : x
  2. Step 2: Convert to fraction form
    3,527.04/5,290.61 = 1,578.84/x
  3. Step 3: Cross multiply
    3,527.04x = 5,290.61 × 1,578.84
  4. Step 4: Simplify right side
    3,527.04x = 8,353,018.80
  5. Step 5: Solve for x
    x = 8,353,018.80/3,527.04
  6. Step 6: Final answer
    x = 2,368.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.