Home / 1,526.12-2,289.18-1,009.38

Finding the Fourth Proportional to 1,526.12, 2,289.18 and 1,009.38

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Solution

The fourth proportional to 1,526.12, 2,289.18 and 1,009.38 is: 1,514.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.12 : 2,289.18 = 1,009.38 : x
  2. Step 2: Convert to fraction form
    1,526.12/2,289.18 = 1,009.38/x
  3. Step 3: Cross multiply
    1,526.12x = 2,289.18 × 1,009.38
  4. Step 4: Simplify right side
    1,526.12x = 2,310,652.51
  5. Step 5: Solve for x
    x = 2,310,652.51/1,526.12
  6. Step 6: Final answer
    x = 1,514.07

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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.