Home / 8,901.60-13,374.30-6,703.68

Finding the Fourth Proportional to 8,901.60, 13,374.30 and 6,703.68

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Solution

The fourth proportional to 8,901.60, 13,374.30 and 6,703.68 is: 10,072.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901.60 : 13,374.30 = 6,703.68 : x
  2. Step 2: Convert to fraction form
    8,901.60/13,374.30 = 6,703.68/x
  3. Step 3: Cross multiply
    8,901.60x = 13,374.30 × 6,703.68
  4. Step 4: Simplify right side
    8,901.60x = 89,657,027.42
  5. Step 5: Solve for x
    x = 89,657,027.42/8,901.60
  6. Step 6: Final answer
    x = 10,072.01

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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.