Home / 5,316.02-7,337.75-3,636.79

Finding the Fourth Proportional to 5,316.02, 7,337.75 and 3,636.79

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Solution

The fourth proportional to 5,316.02, 7,337.75 and 3,636.79 is: 5,019.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316.02 : 7,337.75 = 3,636.79 : x
  2. Step 2: Convert to fraction form
    5,316.02/7,337.75 = 3,636.79/x
  3. Step 3: Cross multiply
    5,316.02x = 7,337.75 × 3,636.79
  4. Step 4: Simplify right side
    5,316.02x = 26,685,855.82
  5. Step 5: Solve for x
    x = 26,685,855.82/5,316.02
  6. Step 6: Final answer
    x = 5,019.89

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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.