Home / 10,030.44-15,035.75-4,756.20

Finding the Fourth Proportional to 10,030.44, 15,035.75 and 4,756.20

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Solution

The fourth proportional to 10,030.44, 15,035.75 and 4,756.20 is: 7,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.44 : 15,035.75 = 4,756.20 : x
  2. Step 2: Convert to fraction form
    10,030.44/15,035.75 = 4,756.20/x
  3. Step 3: Cross multiply
    10,030.44x = 15,035.75 × 4,756.20
  4. Step 4: Simplify right side
    10,030.44x = 71,513,034.15
  5. Step 5: Solve for x
    x = 71,513,034.15/10,030.44
  6. Step 6: Final answer
    x = 7,129.60

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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.