Home / 5,457.36-7,530.93-3,099.63

Finding the Fourth Proportional to 5,457.36, 7,530.93 and 3,099.63

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Solution

The fourth proportional to 5,457.36, 7,530.93 and 3,099.63 is: 4,277.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457.36 : 7,530.93 = 3,099.63 : x
  2. Step 2: Convert to fraction form
    5,457.36/7,530.93 = 3,099.63/x
  3. Step 3: Cross multiply
    5,457.36x = 7,530.93 × 3,099.63
  4. Step 4: Simplify right side
    5,457.36x = 23,343,096.56
  5. Step 5: Solve for x
    x = 23,343,096.56/5,457.36
  6. Step 6: Final answer
    x = 4,277.36

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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.