Home / 1,831.51-2,527.23-1,045.54

Finding the Fourth Proportional to 1,831.51, 2,527.23 and 1,045.54

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Solution

The fourth proportional to 1,831.51, 2,527.23 and 1,045.54 is: 1,442.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831.51 : 2,527.23 = 1,045.54 : x
  2. Step 2: Convert to fraction form
    1,831.51/2,527.23 = 1,045.54/x
  3. Step 3: Cross multiply
    1,831.51x = 2,527.23 × 1,045.54
  4. Step 4: Simplify right side
    1,831.51x = 2,642,320.05
  5. Step 5: Solve for x
    x = 2,642,320.05/1,831.51
  6. Step 6: Final answer
    x = 1,442.70

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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.