Home / 10,289.27-15,421.51-4,735.01

Finding the Fourth Proportional to 10,289.27, 15,421.51 and 4,735.01

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Solution

The fourth proportional to 10,289.27, 15,421.51 and 4,735.01 is: 7,096.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.27 : 15,421.51 = 4,735.01 : x
  2. Step 2: Convert to fraction form
    10,289.27/15,421.51 = 4,735.01/x
  3. Step 3: Cross multiply
    10,289.27x = 15,421.51 × 4,735.01
  4. Step 4: Simplify right side
    10,289.27x = 73,020,915.12
  5. Step 5: Solve for x
    x = 73,020,915.12/10,289.27
  6. Step 6: Final answer
    x = 7,096.81

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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.