Home / 9,851.16-14,779.06-2,831.00

Finding the Fourth Proportional to 9,851.16, 14,779.06 and 2,831.00

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Solution

The fourth proportional to 9,851.16, 14,779.06 and 2,831.00 is: 4,247.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,851.16 : 14,779.06 = 2,831.00 : x
  2. Step 2: Convert to fraction form
    9,851.16/14,779.06 = 2,831.00/x
  3. Step 3: Cross multiply
    9,851.16x = 14,779.06 × 2,831.00
  4. Step 4: Simplify right side
    9,851.16x = 41,839,488.99
  5. Step 5: Solve for x
    x = 41,839,488.99/9,851.16
  6. Step 6: Final answer
    x = 4,247.17

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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.