Home / 4,332.40-5,978.75-2,392.16

Finding the Fourth Proportional to 4,332.40, 5,978.75 and 2,392.16

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Solution

The fourth proportional to 4,332.40, 5,978.75 and 2,392.16 is: 3,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,332.40 : 5,978.75 = 2,392.16 : x
  2. Step 2: Convert to fraction form
    4,332.40/5,978.75 = 2,392.16/x
  3. Step 3: Cross multiply
    4,332.40x = 5,978.75 × 2,392.16
  4. Step 4: Simplify right side
    4,332.40x = 14,302,129.59
  5. Step 5: Solve for x
    x = 14,302,129.59/4,332.40
  6. Step 6: Final answer
    x = 3,301.20

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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.