Home / 10,588.60-14,602.62-8,817.40

Finding the Fourth Proportional to 10,588.60, 14,602.62 and 8,817.40

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Solution

The fourth proportional to 10,588.60, 14,602.62 and 8,817.40 is: 12,159.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,588.60 : 14,602.62 = 8,817.40 : x
  2. Step 2: Convert to fraction form
    10,588.60/14,602.62 = 8,817.40/x
  3. Step 3: Cross multiply
    10,588.60x = 14,602.62 × 8,817.40
  4. Step 4: Simplify right side
    10,588.60x = 128,757,141.59
  5. Step 5: Solve for x
    x = 128,757,141.59/10,588.60
  6. Step 6: Final answer
    x = 12,159.98

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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.