Home / 5,607.41-8,412.35-1,712.12

Finding the Fourth Proportional to 5,607.41, 8,412.35 and 1,712.12

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Solution

The fourth proportional to 5,607.41, 8,412.35 and 1,712.12 is: 2,568.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.41 : 8,412.35 = 1,712.12 : x
  2. Step 2: Convert to fraction form
    5,607.41/8,412.35 = 1,712.12/x
  3. Step 3: Cross multiply
    5,607.41x = 8,412.35 × 1,712.12
  4. Step 4: Simplify right side
    5,607.41x = 14,402,902.06
  5. Step 5: Solve for x
    x = 14,402,902.06/5,607.41
  6. Step 6: Final answer
    x = 2,568.55

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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.