Home / 10,354.37-15,530.02-3,779.02

Finding the Fourth Proportional to 10,354.37, 15,530.02 and 3,779.02

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Solution

The fourth proportional to 10,354.37, 15,530.02 and 3,779.02 is: 5,667.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354.37 : 15,530.02 = 3,779.02 : x
  2. Step 2: Convert to fraction form
    10,354.37/15,530.02 = 3,779.02/x
  3. Step 3: Cross multiply
    10,354.37x = 15,530.02 × 3,779.02
  4. Step 4: Simplify right side
    10,354.37x = 58,688,266.15
  5. Step 5: Solve for x
    x = 58,688,266.15/10,354.37
  6. Step 6: Final answer
    x = 5,667.97

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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.