Home / 1,913.03-2,869.17-526.01

Finding the Fourth Proportional to 1,913.03, 2,869.17 and 526.01

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Solution

The fourth proportional to 1,913.03, 2,869.17 and 526.01 is: 788.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913.03 : 2,869.17 = 526.01 : x
  2. Step 2: Convert to fraction form
    1,913.03/2,869.17 = 526.01/x
  3. Step 3: Cross multiply
    1,913.03x = 2,869.17 × 526.01
  4. Step 4: Simplify right side
    1,913.03x = 1,509,212.11
  5. Step 5: Solve for x
    x = 1,509,212.11/1,913.03
  6. Step 6: Final answer
    x = 788.91

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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.