Home / 10,609.02-14,647.77-6,631.92

Finding the Fourth Proportional to 10,609.02, 14,647.77 and 6,631.92

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Solution

The fourth proportional to 10,609.02, 14,647.77 and 6,631.92 is: 9,156.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,609.02 : 14,647.77 = 6,631.92 : x
  2. Step 2: Convert to fraction form
    10,609.02/14,647.77 = 6,631.92/x
  3. Step 3: Cross multiply
    10,609.02x = 14,647.77 × 6,631.92
  4. Step 4: Simplify right side
    10,609.02x = 97,142,838.82
  5. Step 5: Solve for x
    x = 97,142,838.82/10,609.02
  6. Step 6: Final answer
    x = 9,156.63

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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.