Home / 5,269.77-7,904.58-1,572.02

Finding the Fourth Proportional to 5,269.77, 7,904.58 and 1,572.02

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Solution

The fourth proportional to 5,269.77, 7,904.58 and 1,572.02 is: 2,358.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269.77 : 7,904.58 = 1,572.02 : x
  2. Step 2: Convert to fraction form
    5,269.77/7,904.58 = 1,572.02/x
  3. Step 3: Cross multiply
    5,269.77x = 7,904.58 × 1,572.02
  4. Step 4: Simplify right side
    5,269.77x = 12,426,157.85
  5. Step 5: Solve for x
    x = 12,426,157.85/5,269.77
  6. Step 6: Final answer
    x = 2,358.01

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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.