Home / 10,341.98-15,510.09-3,677.63

Finding the Fourth Proportional to 10,341.98, 15,510.09 and 3,677.63

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Solution

The fourth proportional to 10,341.98, 15,510.09 and 3,677.63 is: 5,515.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.98 : 15,510.09 = 3,677.63 : x
  2. Step 2: Convert to fraction form
    10,341.98/15,510.09 = 3,677.63/x
  3. Step 3: Cross multiply
    10,341.98x = 15,510.09 × 3,677.63
  4. Step 4: Simplify right side
    10,341.98x = 57,040,368.19
  5. Step 5: Solve for x
    x = 57,040,368.19/10,341.98
  6. Step 6: Final answer
    x = 5,515.42

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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.