Home / 10,009.02-13,813.30-5,817

Finding the Fourth Proportional to 10,009.02, 13,813.30 and 5,817

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Solution

The fourth proportional to 10,009.02, 13,813.30 and 5,817 is: 8,027.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,009.02 : 13,813.30 = 5,817 : x
  2. Step 2: Convert to fraction form
    10,009.02/13,813.30 = 5,817/x
  3. Step 3: Cross multiply
    10,009.02x = 13,813.30 × 5,817
  4. Step 4: Simplify right side
    10,009.02x = 80,351,966.10
  5. Step 5: Solve for x
    x = 80,351,966.10/10,009.02
  6. Step 6: Final answer
    x = 8,027.96

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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.