Home / 10,418.39-14,376.81-5,701.76

Finding the Fourth Proportional to 10,418.39, 14,376.81 and 5,701.76

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Solution

The fourth proportional to 10,418.39, 14,376.81 and 5,701.76 is: 7,868.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,418.39 : 14,376.81 = 5,701.76 : x
  2. Step 2: Convert to fraction form
    10,418.39/14,376.81 = 5,701.76/x
  3. Step 3: Cross multiply
    10,418.39x = 14,376.81 × 5,701.76
  4. Step 4: Simplify right side
    10,418.39x = 81,973,120.19
  5. Step 5: Solve for x
    x = 81,973,120.19/10,418.39
  6. Step 6: Final answer
    x = 7,868.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.