Home / 3,125.27-4,307.91-2,461.07

Finding the Fourth Proportional to 3,125.27, 4,307.91 and 2,461.07

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Solution

The fourth proportional to 3,125.27, 4,307.91 and 2,461.07 is: 3,392.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.27 : 4,307.91 = 2,461.07 : x
  2. Step 2: Convert to fraction form
    3,125.27/4,307.91 = 2,461.07/x
  3. Step 3: Cross multiply
    3,125.27x = 4,307.91 × 2,461.07
  4. Step 4: Simplify right side
    3,125.27x = 10,602,068.06
  5. Step 5: Solve for x
    x = 10,602,068.06/3,125.27
  6. Step 6: Final answer
    x = 3,392.37

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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.