Home / 10,029.13-13,840.42-5,492.00

Finding the Fourth Proportional to 10,029.13, 13,840.42 and 5,492.00

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Solution

The fourth proportional to 10,029.13, 13,840.42 and 5,492.00 is: 7,579.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,029.13 : 13,840.42 = 5,492.00 : x
  2. Step 2: Convert to fraction form
    10,029.13/13,840.42 = 5,492.00/x
  3. Step 3: Cross multiply
    10,029.13x = 13,840.42 × 5,492.00
  4. Step 4: Simplify right side
    10,029.13x = 76,011,594.64
  5. Step 5: Solve for x
    x = 76,011,594.64/10,029.13
  6. Step 6: Final answer
    x = 7,579.08

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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.