Home / 10,746.18-16,119.36-2,955.42

Finding the Fourth Proportional to 10,746.18, 16,119.36 and 2,955.42

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Solution

The fourth proportional to 10,746.18, 16,119.36 and 2,955.42 is: 4,433.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,746.18 : 16,119.36 = 2,955.42 : x
  2. Step 2: Convert to fraction form
    10,746.18/16,119.36 = 2,955.42/x
  3. Step 3: Cross multiply
    10,746.18x = 16,119.36 × 2,955.42
  4. Step 4: Simplify right side
    10,746.18x = 47,639,478.93
  5. Step 5: Solve for x
    x = 47,639,478.93/10,746.18
  6. Step 6: Final answer
    x = 4,433.15

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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.