Home / 10,371.10-15,547.93-4,135.72

Finding the Fourth Proportional to 10,371.10, 15,547.93 and 4,135.72

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Solution

The fourth proportional to 10,371.10, 15,547.93 and 4,135.72 is: 6,200.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.10 : 15,547.93 = 4,135.72 : x
  2. Step 2: Convert to fraction form
    10,371.10/15,547.93 = 4,135.72/x
  3. Step 3: Cross multiply
    10,371.10x = 15,547.93 × 4,135.72
  4. Step 4: Simplify right side
    10,371.10x = 64,301,885.06
  5. Step 5: Solve for x
    x = 64,301,885.06/10,371.10
  6. Step 6: Final answer
    x = 6,200.10

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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.