Home / 3,594.87-5,386.80-2,420.55

Finding the Fourth Proportional to 3,594.87, 5,386.80 and 2,420.55

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Solution

The fourth proportional to 3,594.87, 5,386.80 and 2,420.55 is: 3,627.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,594.87 : 5,386.80 = 2,420.55 : x
  2. Step 2: Convert to fraction form
    3,594.87/5,386.80 = 2,420.55/x
  3. Step 3: Cross multiply
    3,594.87x = 5,386.80 × 2,420.55
  4. Step 4: Simplify right side
    3,594.87x = 13,039,018.74
  5. Step 5: Solve for x
    x = 13,039,018.74/3,594.87
  6. Step 6: Final answer
    x = 3,627.12

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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.