Home / 7,045.72-10,567.60-1,851.16

Finding the Fourth Proportional to 7,045.72, 10,567.60 and 1,851.16

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Solution

The fourth proportional to 7,045.72, 10,567.60 and 1,851.16 is: 2,776.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045.72 : 10,567.60 = 1,851.16 : x
  2. Step 2: Convert to fraction form
    7,045.72/10,567.60 = 1,851.16/x
  3. Step 3: Cross multiply
    7,045.72x = 10,567.60 × 1,851.16
  4. Step 4: Simplify right side
    7,045.72x = 19,562,318.42
  5. Step 5: Solve for x
    x = 19,562,318.42/7,045.72
  6. Step 6: Final answer
    x = 2,776.48

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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.