Home / 7,550.39-10,420.04-4,567.97

Finding the Fourth Proportional to 7,550.39, 10,420.04 and 4,567.97

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Solution

The fourth proportional to 7,550.39, 10,420.04 and 4,567.97 is: 6,304.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550.39 : 10,420.04 = 4,567.97 : x
  2. Step 2: Convert to fraction form
    7,550.39/10,420.04 = 4,567.97/x
  3. Step 3: Cross multiply
    7,550.39x = 10,420.04 × 4,567.97
  4. Step 4: Simplify right side
    7,550.39x = 47,598,430.12
  5. Step 5: Solve for x
    x = 47,598,430.12/7,550.39
  6. Step 6: Final answer
    x = 6,304.10

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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.