Home / 5,828.74-8,741.88-1,880.36

Finding the Fourth Proportional to 5,828.74, 8,741.88 and 1,880.36

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Solution

The fourth proportional to 5,828.74, 8,741.88 and 1,880.36 is: 2,820.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,828.74 : 8,741.88 = 1,880.36 : x
  2. Step 2: Convert to fraction form
    5,828.74/8,741.88 = 1,880.36/x
  3. Step 3: Cross multiply
    5,828.74x = 8,741.88 × 1,880.36
  4. Step 4: Simplify right side
    5,828.74x = 16,437,925.01
  5. Step 5: Solve for x
    x = 16,437,925.01/5,828.74
  6. Step 6: Final answer
    x = 2,820.15

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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.