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Finding the Fourth Proportional to 10,652.61, 14,703.48 and 7,677.03

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Solution

The fourth proportional to 10,652.61, 14,703.48 and 7,677.03 is: 10,596.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,652.61 : 14,703.48 = 7,677.03 : x
  2. Step 2: Convert to fraction form
    10,652.61/14,703.48 = 7,677.03/x
  3. Step 3: Cross multiply
    10,652.61x = 14,703.48 × 7,677.03
  4. Step 4: Simplify right side
    10,652.61x = 112,879,057.06
  5. Step 5: Solve for x
    x = 112,879,057.06/10,652.61
  6. Step 6: Final answer
    x = 10,596.38

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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.