Home / 4,681.60-6,440.41-4,047.37

Finding the Fourth Proportional to 4,681.60, 6,440.41 and 4,047.37

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Solution

The fourth proportional to 4,681.60, 6,440.41 and 4,047.37 is: 5,567.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.60 : 6,440.41 = 4,047.37 : x
  2. Step 2: Convert to fraction form
    4,681.60/6,440.41 = 4,047.37/x
  3. Step 3: Cross multiply
    4,681.60x = 6,440.41 × 4,047.37
  4. Step 4: Simplify right side
    4,681.60x = 26,066,711.18
  5. Step 5: Solve for x
    x = 26,066,711.18/4,681.60
  6. Step 6: Final answer
    x = 5,567.91

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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.