Home / 8,988.72-13,476.96-4,602.60

Finding the Fourth Proportional to 8,988.72, 13,476.96 and 4,602.60

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Solution

The fourth proportional to 8,988.72, 13,476.96 and 4,602.60 is: 6,900.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,988.72 : 13,476.96 = 4,602.60 : x
  2. Step 2: Convert to fraction form
    8,988.72/13,476.96 = 4,602.60/x
  3. Step 3: Cross multiply
    8,988.72x = 13,476.96 × 4,602.60
  4. Step 4: Simplify right side
    8,988.72x = 62,029,056.10
  5. Step 5: Solve for x
    x = 62,029,056.10/8,988.72
  6. Step 6: Final answer
    x = 6,900.77

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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.