Home / 3,501.52-4,837.40-2,615.80

Finding the Fourth Proportional to 3,501.52, 4,837.40 and 2,615.80

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Solution

The fourth proportional to 3,501.52, 4,837.40 and 2,615.80 is: 3,613.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.52 : 4,837.40 = 2,615.80 : x
  2. Step 2: Convert to fraction form
    3,501.52/4,837.40 = 2,615.80/x
  3. Step 3: Cross multiply
    3,501.52x = 4,837.40 × 2,615.80
  4. Step 4: Simplify right side
    3,501.52x = 12,653,670.92
  5. Step 5: Solve for x
    x = 12,653,670.92/3,501.52
  6. Step 6: Final answer
    x = 3,613.77

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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.