Home / 10,368.18-15,553.98-3,803.58

Finding the Fourth Proportional to 10,368.18, 15,553.98 and 3,803.58

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Solution

The fourth proportional to 10,368.18, 15,553.98 and 3,803.58 is: 5,706.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368.18 : 15,553.98 = 3,803.58 : x
  2. Step 2: Convert to fraction form
    10,368.18/15,553.98 = 3,803.58/x
  3. Step 3: Cross multiply
    10,368.18x = 15,553.98 × 3,803.58
  4. Step 4: Simplify right side
    10,368.18x = 59,160,807.25
  5. Step 5: Solve for x
    x = 59,160,807.25/10,368.18
  6. Step 6: Final answer
    x = 5,706.00

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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.