Home / 1,925.16-2,888.54-1,059.40

Finding the Fourth Proportional to 1,925.16, 2,888.54 and 1,059.40

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Solution

The fourth proportional to 1,925.16, 2,888.54 and 1,059.40 is: 1,589.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.16 : 2,888.54 = 1,059.40 : x
  2. Step 2: Convert to fraction form
    1,925.16/2,888.54 = 1,059.40/x
  3. Step 3: Cross multiply
    1,925.16x = 2,888.54 × 1,059.40
  4. Step 4: Simplify right side
    1,925.16x = 3,060,119.28
  5. Step 5: Solve for x
    x = 3,060,119.28/1,925.16
  6. Step 6: Final answer
    x = 1,589.54

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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.