Home / 2,950.02-4,070.70-1,831.14

Finding the Fourth Proportional to 2,950.02, 4,070.70 and 1,831.14

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Solution

The fourth proportional to 2,950.02, 4,070.70 and 1,831.14 is: 2,526.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.02 : 4,070.70 = 1,831.14 : x
  2. Step 2: Convert to fraction form
    2,950.02/4,070.70 = 1,831.14/x
  3. Step 3: Cross multiply
    2,950.02x = 4,070.70 × 1,831.14
  4. Step 4: Simplify right side
    2,950.02x = 7,454,021.60
  5. Step 5: Solve for x
    x = 7,454,021.60/2,950.02
  6. Step 6: Final answer
    x = 2,526.77

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1.5x scale

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.