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Finding the Fourth Proportional to 8,437.59, 11,643.08 and 4,901.00

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Solution

The fourth proportional to 8,437.59, 11,643.08 and 4,901.00 is: 6,762.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437.59 : 11,643.08 = 4,901.00 : x
  2. Step 2: Convert to fraction form
    8,437.59/11,643.08 = 4,901.00/x
  3. Step 3: Cross multiply
    8,437.59x = 11,643.08 × 4,901.00
  4. Step 4: Simplify right side
    8,437.59x = 57,062,652.36
  5. Step 5: Solve for x
    x = 57,062,652.36/8,437.59
  6. Step 6: Final answer
    x = 6,762.91

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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.