Home / 1,575.84-2,348.16-1,403.52

Finding the Fourth Proportional to 1,575.84, 2,348.16 and 1,403.52

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Solution

The fourth proportional to 1,575.84, 2,348.16 and 1,403.52 is: 2,091.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575.84 : 2,348.16 = 1,403.52 : x
  2. Step 2: Convert to fraction form
    1,575.84/2,348.16 = 1,403.52/x
  3. Step 3: Cross multiply
    1,575.84x = 2,348.16 × 1,403.52
  4. Step 4: Simplify right side
    1,575.84x = 3,295,689.52
  5. Step 5: Solve for x
    x = 3,295,689.52/1,575.84
  6. Step 6: Final answer
    x = 2,091.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.