Home / 5,460.55-7,534.79-3,070.19

Finding the Fourth Proportional to 5,460.55, 7,534.79 and 3,070.19

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Solution

The fourth proportional to 5,460.55, 7,534.79 and 3,070.19 is: 4,236.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.55 : 7,534.79 = 3,070.19 : x
  2. Step 2: Convert to fraction form
    5,460.55/7,534.79 = 3,070.19/x
  3. Step 3: Cross multiply
    5,460.55x = 7,534.79 × 3,070.19
  4. Step 4: Simplify right side
    5,460.55x = 23,133,199.24
  5. Step 5: Solve for x
    x = 23,133,199.24/5,460.55
  6. Step 6: Final answer
    x = 4,236.43

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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.