Home / 1,516.08-2,092.14-886.98

Finding the Fourth Proportional to 1,516.08, 2,092.14 and 886.98

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Solution

The fourth proportional to 1,516.08, 2,092.14 and 886.98 is: 1,224.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.08 : 2,092.14 = 886.98 : x
  2. Step 2: Convert to fraction form
    1,516.08/2,092.14 = 886.98/x
  3. Step 3: Cross multiply
    1,516.08x = 2,092.14 × 886.98
  4. Step 4: Simplify right side
    1,516.08x = 1,855,686.34
  5. Step 5: Solve for x
    x = 1,855,686.34/1,516.08
  6. Step 6: Final answer
    x = 1,224.00

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1.5x scale

Why These Related Problems?

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