Home / 5,485.29-7,570.95-3,495.45

Finding the Fourth Proportional to 5,485.29, 7,570.95 and 3,495.45

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Solution

The fourth proportional to 5,485.29, 7,570.95 and 3,495.45 is: 4,824.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485.29 : 7,570.95 = 3,495.45 : x
  2. Step 2: Convert to fraction form
    5,485.29/7,570.95 = 3,495.45/x
  3. Step 3: Cross multiply
    5,485.29x = 7,570.95 × 3,495.45
  4. Step 4: Simplify right side
    5,485.29x = 26,463,877.18
  5. Step 5: Solve for x
    x = 26,463,877.18/5,485.29
  6. Step 6: Final answer
    x = 4,824.52

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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.