Home / 1,545.73-2,133.27-1,152.07

Finding the Fourth Proportional to 1,545.73, 2,133.27 and 1,152.07

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Solution

The fourth proportional to 1,545.73, 2,133.27 and 1,152.07 is: 1,589.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545.73 : 2,133.27 = 1,152.07 : x
  2. Step 2: Convert to fraction form
    1,545.73/2,133.27 = 1,152.07/x
  3. Step 3: Cross multiply
    1,545.73x = 2,133.27 × 1,152.07
  4. Step 4: Simplify right side
    1,545.73x = 2,457,676.37
  5. Step 5: Solve for x
    x = 2,457,676.37/1,545.73
  6. Step 6: Final answer
    x = 1,589.98

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1.5x scale

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.