Home / 1,831.56-2,526.18-1,158.36

Finding the Fourth Proportional to 1,831.56, 2,526.18 and 1,158.36

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Solution

The fourth proportional to 1,831.56, 2,526.18 and 1,158.36 is: 1,597.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831.56 : 2,526.18 = 1,158.36 : x
  2. Step 2: Convert to fraction form
    1,831.56/2,526.18 = 1,158.36/x
  3. Step 3: Cross multiply
    1,831.56x = 2,526.18 × 1,158.36
  4. Step 4: Simplify right side
    1,831.56x = 2,926,225.86
  5. Step 5: Solve for x
    x = 2,926,225.86/1,831.56
  6. Step 6: Final answer
    x = 1,597.67

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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.