Home / 10,371.64-15,559.77-2,975.53

Finding the Fourth Proportional to 10,371.64, 15,559.77 and 2,975.53

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Solution

The fourth proportional to 10,371.64, 15,559.77 and 2,975.53 is: 4,463.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.64 : 15,559.77 = 2,975.53 : x
  2. Step 2: Convert to fraction form
    10,371.64/15,559.77 = 2,975.53/x
  3. Step 3: Cross multiply
    10,371.64x = 15,559.77 × 2,975.53
  4. Step 4: Simplify right side
    10,371.64x = 46,298,547.55
  5. Step 5: Solve for x
    x = 46,298,547.55/10,371.64
  6. Step 6: Final answer
    x = 4,463.96

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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.