Home / 10,559.51-15,834.81-3,165.02

Finding the Fourth Proportional to 10,559.51, 15,834.81 and 3,165.02

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Solution

The fourth proportional to 10,559.51, 15,834.81 and 3,165.02 is: 4,746.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,559.51 : 15,834.81 = 3,165.02 : x
  2. Step 2: Convert to fraction form
    10,559.51/15,834.81 = 3,165.02/x
  3. Step 3: Cross multiply
    10,559.51x = 15,834.81 × 3,165.02
  4. Step 4: Simplify right side
    10,559.51x = 50,117,490.35
  5. Step 5: Solve for x
    x = 50,117,490.35/10,559.51
  6. Step 6: Final answer
    x = 4,746.19

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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.