Home / 10,344.37-15,526.28-5,417.54

Finding the Fourth Proportional to 10,344.37, 15,526.28 and 5,417.54

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Solution

The fourth proportional to 10,344.37, 15,526.28 and 5,417.54 is: 8,131.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.37 : 15,526.28 = 5,417.54 : x
  2. Step 2: Convert to fraction form
    10,344.37/15,526.28 = 5,417.54/x
  3. Step 3: Cross multiply
    10,344.37x = 15,526.28 × 5,417.54
  4. Step 4: Simplify right side
    10,344.37x = 84,114,254.68
  5. Step 5: Solve for x
    x = 84,114,254.68/10,344.37
  6. Step 6: Final answer
    x = 8,131.41

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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.