Home / 7,541.58-11,312.28-3,643.26

Finding the Fourth Proportional to 7,541.58, 11,312.28 and 3,643.26

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Solution

The fourth proportional to 7,541.58, 11,312.28 and 3,643.26 is: 5,464.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.58 : 11,312.28 = 3,643.26 : x
  2. Step 2: Convert to fraction form
    7,541.58/11,312.28 = 3,643.26/x
  3. Step 3: Cross multiply
    7,541.58x = 11,312.28 × 3,643.26
  4. Step 4: Simplify right side
    7,541.58x = 41,213,577.23
  5. Step 5: Solve for x
    x = 41,213,577.23/7,541.58
  6. Step 6: Final answer
    x = 5,464.85

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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.