Home / 10,055.39-15,088.11-4,512.70

Finding the Fourth Proportional to 10,055.39, 15,088.11 and 4,512.70

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Solution

The fourth proportional to 10,055.39, 15,088.11 and 4,512.70 is: 6,771.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055.39 : 15,088.11 = 4,512.70 : x
  2. Step 2: Convert to fraction form
    10,055.39/15,088.11 = 4,512.70/x
  3. Step 3: Cross multiply
    10,055.39x = 15,088.11 × 4,512.70
  4. Step 4: Simplify right side
    10,055.39x = 68,088,038.56
  5. Step 5: Solve for x
    x = 68,088,038.56/10,055.39
  6. Step 6: Final answer
    x = 6,771.30

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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.