Home / 2,715.10-3,746.76-1,536.14

Finding the Fourth Proportional to 2,715.10, 3,746.76 and 1,536.14

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Solution

The fourth proportional to 2,715.10, 3,746.76 and 1,536.14 is: 2,119.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715.10 : 3,746.76 = 1,536.14 : x
  2. Step 2: Convert to fraction form
    2,715.10/3,746.76 = 1,536.14/x
  3. Step 3: Cross multiply
    2,715.10x = 3,746.76 × 1,536.14
  4. Step 4: Simplify right side
    2,715.10x = 5,755,547.91
  5. Step 5: Solve for x
    x = 5,755,547.91/2,715.10
  6. Step 6: Final answer
    x = 2,119.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.