Home / 7,435.19-10,260.71-4,077.80

Finding the Fourth Proportional to 7,435.19, 10,260.71 and 4,077.80

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Solution

The fourth proportional to 7,435.19, 10,260.71 and 4,077.80 is: 5,627.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.19 : 10,260.71 = 4,077.80 : x
  2. Step 2: Convert to fraction form
    7,435.19/10,260.71 = 4,077.80/x
  3. Step 3: Cross multiply
    7,435.19x = 10,260.71 × 4,077.80
  4. Step 4: Simplify right side
    7,435.19x = 41,841,123.24
  5. Step 5: Solve for x
    x = 41,841,123.24/7,435.19
  6. Step 6: Final answer
    x = 5,627.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.