Home / 10,165.08-14,027.88-5,689.24

Finding the Fourth Proportional to 10,165.08, 14,027.88 and 5,689.24

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Solution

The fourth proportional to 10,165.08, 14,027.88 and 5,689.24 is: 7,851.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,165.08 : 14,027.88 = 5,689.24 : x
  2. Step 2: Convert to fraction form
    10,165.08/14,027.88 = 5,689.24/x
  3. Step 3: Cross multiply
    10,165.08x = 14,027.88 × 5,689.24
  4. Step 4: Simplify right side
    10,165.08x = 79,808,009.18
  5. Step 5: Solve for x
    x = 79,808,009.18/10,165.08
  6. Step 6: Final answer
    x = 7,851.19

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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.