Home / 7,567.76-10,443.56-4,423.32

Finding the Fourth Proportional to 7,567.76, 10,443.56 and 4,423.32

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Solution

The fourth proportional to 7,567.76, 10,443.56 and 4,423.32 is: 6,104.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,567.76 : 10,443.56 = 4,423.32 : x
  2. Step 2: Convert to fraction form
    7,567.76/10,443.56 = 4,423.32/x
  3. Step 3: Cross multiply
    7,567.76x = 10,443.56 × 4,423.32
  4. Step 4: Simplify right side
    7,567.76x = 46,195,207.82
  5. Step 5: Solve for x
    x = 46,195,207.82/7,567.76
  6. Step 6: Final answer
    x = 6,104.21

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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.