Home / 6,259.20-8,636.40-4,764.48

Finding the Fourth Proportional to 6,259.20, 8,636.40 and 4,764.48

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Solution

The fourth proportional to 6,259.20, 8,636.40 and 4,764.48 is: 6,574.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,259.20 : 8,636.40 = 4,764.48 : x
  2. Step 2: Convert to fraction form
    6,259.20/8,636.40 = 4,764.48/x
  3. Step 3: Cross multiply
    6,259.20x = 8,636.40 × 4,764.48
  4. Step 4: Simplify right side
    6,259.20x = 41,147,955.07
  5. Step 5: Solve for x
    x = 41,147,955.07/6,259.20
  6. Step 6: Final answer
    x = 6,574.00

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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.