Home / 11,348.81-15,659.45-6,312.36

Finding the Fourth Proportional to 11,348.81, 15,659.45 and 6,312.36

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Solution

The fourth proportional to 11,348.81, 15,659.45 and 6,312.36 is: 8,710.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,348.81 : 15,659.45 = 6,312.36 : x
  2. Step 2: Convert to fraction form
    11,348.81/15,659.45 = 6,312.36/x
  3. Step 3: Cross multiply
    11,348.81x = 15,659.45 × 6,312.36
  4. Step 4: Simplify right side
    11,348.81x = 98,848,054.24
  5. Step 5: Solve for x
    x = 98,848,054.24/11,348.81
  6. Step 6: Final answer
    x = 8,710.00

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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.