Home / 1,535.06-2,303.76-1,125.27

Finding the Fourth Proportional to 1,535.06, 2,303.76 and 1,125.27

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Solution

The fourth proportional to 1,535.06, 2,303.76 and 1,125.27 is: 1,688.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535.06 : 2,303.76 = 1,125.27 : x
  2. Step 2: Convert to fraction form
    1,535.06/2,303.76 = 1,125.27/x
  3. Step 3: Cross multiply
    1,535.06x = 2,303.76 × 1,125.27
  4. Step 4: Simplify right side
    1,535.06x = 2,592,352.02
  5. Step 5: Solve for x
    x = 2,592,352.02/1,535.06
  6. Step 6: Final answer
    x = 1,688.76

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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.