Home / 10,706.40-16,058.44-2,809.71

Finding the Fourth Proportional to 10,706.40, 16,058.44 and 2,809.71

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Solution

The fourth proportional to 10,706.40, 16,058.44 and 2,809.71 is: 4,214.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,706.40 : 16,058.44 = 2,809.71 : x
  2. Step 2: Convert to fraction form
    10,706.40/16,058.44 = 2,809.71/x
  3. Step 3: Cross multiply
    10,706.40x = 16,058.44 × 2,809.71
  4. Step 4: Simplify right side
    10,706.40x = 45,119,465.11
  5. Step 5: Solve for x
    x = 45,119,465.11/10,706.40
  6. Step 6: Final answer
    x = 4,214.25

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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.