Home / 7,643.60-10,548.44-4,458.93

Finding the Fourth Proportional to 7,643.60, 10,548.44 and 4,458.93

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Solution

The fourth proportional to 7,643.60, 10,548.44 and 4,458.93 is: 6,153.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643.60 : 10,548.44 = 4,458.93 : x
  2. Step 2: Convert to fraction form
    7,643.60/10,548.44 = 4,458.93/x
  3. Step 3: Cross multiply
    7,643.60x = 10,548.44 × 4,458.93
  4. Step 4: Simplify right side
    7,643.60x = 47,034,755.57
  5. Step 5: Solve for x
    x = 47,034,755.57/7,643.60
  6. Step 6: Final answer
    x = 6,153.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.