Home / 1,913.09-2,869.26-526.07

Finding the Fourth Proportional to 1,913.09, 2,869.26 and 526.07

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Solution

The fourth proportional to 1,913.09, 2,869.26 and 526.07 is: 789.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913.09 : 2,869.26 = 526.07 : x
  2. Step 2: Convert to fraction form
    1,913.09/2,869.26 = 526.07/x
  3. Step 3: Cross multiply
    1,913.09x = 2,869.26 × 526.07
  4. Step 4: Simplify right side
    1,913.09x = 1,509,440.75
  5. Step 5: Solve for x
    x = 1,509,440.75/1,913.09
  6. Step 6: Final answer
    x = 789.00

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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.