Home / 8,943.57-13,394.07-4,985.01

Finding the Fourth Proportional to 8,943.57, 13,394.07 and 4,985.01

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Solution

The fourth proportional to 8,943.57, 13,394.07 and 4,985.01 is: 7,465.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.57 : 13,394.07 = 4,985.01 : x
  2. Step 2: Convert to fraction form
    8,943.57/13,394.07 = 4,985.01/x
  3. Step 3: Cross multiply
    8,943.57x = 13,394.07 × 4,985.01
  4. Step 4: Simplify right side
    8,943.57x = 66,769,572.89
  5. Step 5: Solve for x
    x = 66,769,572.89/8,943.57
  6. Step 6: Final answer
    x = 7,465.65

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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.