Home / 7,461.96-11,185.38-4,690.59

Finding the Fourth Proportional to 7,461.96, 11,185.38 and 4,690.59

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Solution

The fourth proportional to 7,461.96, 11,185.38 and 4,690.59 is: 7,031.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461.96 : 11,185.38 = 4,690.59 : x
  2. Step 2: Convert to fraction form
    7,461.96/11,185.38 = 4,690.59/x
  3. Step 3: Cross multiply
    7,461.96x = 11,185.38 × 4,690.59
  4. Step 4: Simplify right side
    7,461.96x = 52,466,031.57
  5. Step 5: Solve for x
    x = 52,466,031.57/7,461.96
  6. Step 6: Final answer
    x = 7,031.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.