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Finding the Fourth Proportional to 5,595.54, 7,720.29 and 4,412.94

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Solution

The fourth proportional to 5,595.54, 7,720.29 and 4,412.94 is: 6,088.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,595.54 : 7,720.29 = 4,412.94 : x
  2. Step 2: Convert to fraction form
    5,595.54/7,720.29 = 4,412.94/x
  3. Step 3: Cross multiply
    5,595.54x = 7,720.29 × 4,412.94
  4. Step 4: Simplify right side
    5,595.54x = 34,069,176.55
  5. Step 5: Solve for x
    x = 34,069,176.55/5,595.54
  6. Step 6: Final answer
    x = 6,088.63

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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.