Home / 5,607.39-7,682.16-5,397.19

Finding the Fourth Proportional to 5,607.39, 7,682.16 and 5,397.19

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Solution

The fourth proportional to 5,607.39, 7,682.16 and 5,397.19 is: 7,394.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.39 : 7,682.16 = 5,397.19 : x
  2. Step 2: Convert to fraction form
    5,607.39/7,682.16 = 5,397.19/x
  3. Step 3: Cross multiply
    5,607.39x = 7,682.16 × 5,397.19
  4. Step 4: Simplify right side
    5,607.39x = 41,462,077.13
  5. Step 5: Solve for x
    x = 41,462,077.13/5,607.39
  6. Step 6: Final answer
    x = 7,394.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.