Home / 11,572.03-17,357.88-2,807.02

Finding the Fourth Proportional to 11,572.03, 17,357.88 and 2,807.02

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Solution

The fourth proportional to 11,572.03, 17,357.88 and 2,807.02 is: 4,210.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,572.03 : 17,357.88 = 2,807.02 : x
  2. Step 2: Convert to fraction form
    11,572.03/17,357.88 = 2,807.02/x
  3. Step 3: Cross multiply
    11,572.03x = 17,357.88 × 2,807.02
  4. Step 4: Simplify right side
    11,572.03x = 48,723,916.32
  5. Step 5: Solve for x
    x = 48,723,916.32/11,572.03
  6. Step 6: Final answer
    x = 4,210.49

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1.5x scale

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.