Home / 10,532.34-14,529.51-6,991.02

Finding the Fourth Proportional to 10,532.34, 14,529.51 and 6,991.02

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Solution

The fourth proportional to 10,532.34, 14,529.51 and 6,991.02 is: 9,644.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,532.34 : 14,529.51 = 6,991.02 : x
  2. Step 2: Convert to fraction form
    10,532.34/14,529.51 = 6,991.02/x
  3. Step 3: Cross multiply
    10,532.34x = 14,529.51 × 6,991.02
  4. Step 4: Simplify right side
    10,532.34x = 101,576,095.00
  5. Step 5: Solve for x
    x = 101,576,095.00/10,532.34
  6. Step 6: Final answer
    x = 9,644.21

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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.