Home / 5,775.37-8,663.19-1,880.08

Finding the Fourth Proportional to 5,775.37, 8,663.19 and 1,880.08

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Solution

The fourth proportional to 5,775.37, 8,663.19 and 1,880.08 is: 2,820.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775.37 : 8,663.19 = 1,880.08 : x
  2. Step 2: Convert to fraction form
    5,775.37/8,663.19 = 1,880.08/x
  3. Step 3: Cross multiply
    5,775.37x = 8,663.19 × 1,880.08
  4. Step 4: Simplify right side
    5,775.37x = 16,287,461.55
  5. Step 5: Solve for x
    x = 16,287,461.55/5,775.37
  6. Step 6: Final answer
    x = 2,820.16

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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.