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Finding the Fourth Proportional to 7,901.01, 11,853.96 and 5,710.50

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Solution

The fourth proportional to 7,901.01, 11,853.96 and 5,710.50 is: 8,567.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901.01 : 11,853.96 = 5,710.50 : x
  2. Step 2: Convert to fraction form
    7,901.01/11,853.96 = 5,710.50/x
  3. Step 3: Cross multiply
    7,901.01x = 11,853.96 × 5,710.50
  4. Step 4: Simplify right side
    7,901.01x = 67,692,038.58
  5. Step 5: Solve for x
    x = 67,692,038.58/7,901.01
  6. Step 6: Final answer
    x = 8,567.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.