Home / 4,816.51-6,646.91-2,691.98

Finding the Fourth Proportional to 4,816.51, 6,646.91 and 2,691.98

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Solution

The fourth proportional to 4,816.51, 6,646.91 and 2,691.98 is: 3,715.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.51 : 6,646.91 = 2,691.98 : x
  2. Step 2: Convert to fraction form
    4,816.51/6,646.91 = 2,691.98/x
  3. Step 3: Cross multiply
    4,816.51x = 6,646.91 × 2,691.98
  4. Step 4: Simplify right side
    4,816.51x = 17,893,302.09
  5. Step 5: Solve for x
    x = 17,893,302.09/4,816.51
  6. Step 6: Final answer
    x = 3,715.00

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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.