Home / 4,690.05-7,036.36-1,570.57

Finding the Fourth Proportional to 4,690.05, 7,036.36 and 1,570.57

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Solution

The fourth proportional to 4,690.05, 7,036.36 and 1,570.57 is: 2,356.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.05 : 7,036.36 = 1,570.57 : x
  2. Step 2: Convert to fraction form
    4,690.05/7,036.36 = 1,570.57/x
  3. Step 3: Cross multiply
    4,690.05x = 7,036.36 × 1,570.57
  4. Step 4: Simplify right side
    4,690.05x = 11,051,088.07
  5. Step 5: Solve for x
    x = 11,051,088.07/4,690.05
  6. Step 6: Final answer
    x = 2,356.28

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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.