Home / 7,511.30-10,365.36-4,154.10

Finding the Fourth Proportional to 7,511.30, 10,365.36 and 4,154.10

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Solution

The fourth proportional to 7,511.30, 10,365.36 and 4,154.10 is: 5,732.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.30 : 10,365.36 = 4,154.10 : x
  2. Step 2: Convert to fraction form
    7,511.30/10,365.36 = 4,154.10/x
  3. Step 3: Cross multiply
    7,511.30x = 10,365.36 × 4,154.10
  4. Step 4: Simplify right side
    7,511.30x = 43,058,741.98
  5. Step 5: Solve for x
    x = 43,058,741.98/7,511.30
  6. Step 6: Final answer
    x = 5,732.53

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1.5x scale

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.