Home / 4,345.74-6,515.73-1,572.05

Finding the Fourth Proportional to 4,345.74, 6,515.73 and 1,572.05

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Solution

The fourth proportional to 4,345.74, 6,515.73 and 1,572.05 is: 2,357.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345.74 : 6,515.73 = 1,572.05 : x
  2. Step 2: Convert to fraction form
    4,345.74/6,515.73 = 1,572.05/x
  3. Step 3: Cross multiply
    4,345.74x = 6,515.73 × 1,572.05
  4. Step 4: Simplify right side
    4,345.74x = 10,243,048.15
  5. Step 5: Solve for x
    x = 10,243,048.15/4,345.74
  6. Step 6: Final answer
    x = 2,357.03

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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.