Home / 9,455.65-13,048.86-5,263.90

Finding the Fourth Proportional to 9,455.65, 13,048.86 and 5,263.90

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Solution

The fourth proportional to 9,455.65, 13,048.86 and 5,263.90 is: 7,264.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.65 : 13,048.86 = 5,263.90 : x
  2. Step 2: Convert to fraction form
    9,455.65/13,048.86 = 5,263.90/x
  3. Step 3: Cross multiply
    9,455.65x = 13,048.86 × 5,263.90
  4. Step 4: Simplify right side
    9,455.65x = 68,687,894.15
  5. Step 5: Solve for x
    x = 68,687,894.15/9,455.65
  6. Step 6: Final answer
    x = 7,264.22

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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.