Home / 10,145.37-15,219.86-4,598.49

Finding the Fourth Proportional to 10,145.37, 15,219.86 and 4,598.49

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Solution

The fourth proportional to 10,145.37, 15,219.86 and 4,598.49 is: 6,898.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,145.37 : 15,219.86 = 4,598.49 : x
  2. Step 2: Convert to fraction form
    10,145.37/15,219.86 = 4,598.49/x
  3. Step 3: Cross multiply
    10,145.37x = 15,219.86 × 4,598.49
  4. Step 4: Simplify right side
    10,145.37x = 69,988,351.02
  5. Step 5: Solve for x
    x = 69,988,351.02/10,145.37
  6. Step 6: Final answer
    x = 6,898.55

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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.