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Finding the Fourth Proportional to 2,507.94, 3,460.95 and 1,513.28

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Solution

The fourth proportional to 2,507.94, 3,460.95 and 1,513.28 is: 2,088.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,507.94 : 3,460.95 = 1,513.28 : x
  2. Step 2: Convert to fraction form
    2,507.94/3,460.95 = 1,513.28/x
  3. Step 3: Cross multiply
    2,507.94x = 3,460.95 × 1,513.28
  4. Step 4: Simplify right side
    2,507.94x = 5,237,369.11
  5. Step 5: Solve for x
    x = 5,237,369.11/2,507.94
  6. Step 6: Final answer
    x = 2,088.32

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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.