Home / 5,762.10-8,647.77-2,643.58

Finding the Fourth Proportional to 5,762.10, 8,647.77 and 2,643.58

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Solution

The fourth proportional to 5,762.10, 8,647.77 and 2,643.58 is: 3,967.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,762.10 : 8,647.77 = 2,643.58 : x
  2. Step 2: Convert to fraction form
    5,762.10/8,647.77 = 2,643.58/x
  3. Step 3: Cross multiply
    5,762.10x = 8,647.77 × 2,643.58
  4. Step 4: Simplify right side
    5,762.10x = 22,861,071.82
  5. Step 5: Solve for x
    x = 22,861,071.82/5,762.10
  6. Step 6: Final answer
    x = 3,967.49

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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.