Home / 1,528.68-2,289.60-1,094.52

Finding the Fourth Proportional to 1,528.68, 2,289.60 and 1,094.52

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Solution

The fourth proportional to 1,528.68, 2,289.60 and 1,094.52 is: 1,639.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528.68 : 2,289.60 = 1,094.52 : x
  2. Step 2: Convert to fraction form
    1,528.68/2,289.60 = 1,094.52/x
  3. Step 3: Cross multiply
    1,528.68x = 2,289.60 × 1,094.52
  4. Step 4: Simplify right side
    1,528.68x = 2,506,012.99
  5. Step 5: Solve for x
    x = 2,506,012.99/1,528.68
  6. Step 6: Final answer
    x = 1,639.33

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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.