Home / 10,431.30-15,637.42-4,504.48

Finding the Fourth Proportional to 10,431.30, 15,637.42 and 4,504.48

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Solution

The fourth proportional to 10,431.30, 15,637.42 and 4,504.48 is: 6,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431.30 : 15,637.42 = 4,504.48 : x
  2. Step 2: Convert to fraction form
    10,431.30/15,637.42 = 4,504.48/x
  3. Step 3: Cross multiply
    10,431.30x = 15,637.42 × 4,504.48
  4. Step 4: Simplify right side
    10,431.30x = 70,438,445.64
  5. Step 5: Solve for x
    x = 70,438,445.64/10,431.30
  6. Step 6: Final answer
    x = 6,752.60

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1.5x scale

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.