Home / 4,762.32-6,567.12-3,168.40

Finding the Fourth Proportional to 4,762.32, 6,567.12 and 3,168.40

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Solution

The fourth proportional to 4,762.32, 6,567.12 and 3,168.40 is: 4,369.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,762.32 : 6,567.12 = 3,168.40 : x
  2. Step 2: Convert to fraction form
    4,762.32/6,567.12 = 3,168.40/x
  3. Step 3: Cross multiply
    4,762.32x = 6,567.12 × 3,168.40
  4. Step 4: Simplify right side
    4,762.32x = 20,807,263.01
  5. Step 5: Solve for x
    x = 20,807,263.01/4,762.32
  6. Step 6: Final answer
    x = 4,369.14

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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.