Home / 5,267.02-7,899.90-1,569.22

Finding the Fourth Proportional to 5,267.02, 7,899.90 and 1,569.22

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Solution

The fourth proportional to 5,267.02, 7,899.90 and 1,569.22 is: 2,353.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.02 : 7,899.90 = 1,569.22 : x
  2. Step 2: Convert to fraction form
    5,267.02/7,899.90 = 1,569.22/x
  3. Step 3: Cross multiply
    5,267.02x = 7,899.90 × 1,569.22
  4. Step 4: Simplify right side
    5,267.02x = 12,396,681.08
  5. Step 5: Solve for x
    x = 12,396,681.08/5,267.02
  6. Step 6: Final answer
    x = 2,353.64

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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.