Home / 10,349.60-15,534.70-4,804.20

Finding the Fourth Proportional to 10,349.60, 15,534.70 and 4,804.20

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Solution

The fourth proportional to 10,349.60, 15,534.70 and 4,804.20 is: 7,211.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.60 : 15,534.70 = 4,804.20 : x
  2. Step 2: Convert to fraction form
    10,349.60/15,534.70 = 4,804.20/x
  3. Step 3: Cross multiply
    10,349.60x = 15,534.70 × 4,804.20
  4. Step 4: Simplify right side
    10,349.60x = 74,631,805.74
  5. Step 5: Solve for x
    x = 74,631,805.74/10,349.60
  6. Step 6: Final answer
    x = 7,211.08

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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.