Home / 3,290.23-4,537.50-2,572.50

Finding the Fourth Proportional to 3,290.23, 4,537.50 and 2,572.50

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Solution

The fourth proportional to 3,290.23, 4,537.50 and 2,572.50 is: 3,547.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.23 : 4,537.50 = 2,572.50 : x
  2. Step 2: Convert to fraction form
    3,290.23/4,537.50 = 2,572.50/x
  3. Step 3: Cross multiply
    3,290.23x = 4,537.50 × 2,572.50
  4. Step 4: Simplify right side
    3,290.23x = 11,672,718.75
  5. Step 5: Solve for x
    x = 11,672,718.75/3,290.23
  6. Step 6: Final answer
    x = 3,547.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.