Home / 9,312.31-13,959.10-4,625.11

Finding the Fourth Proportional to 9,312.31, 13,959.10 and 4,625.11

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Solution

The fourth proportional to 9,312.31, 13,959.10 and 4,625.11 is: 6,933.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.31 : 13,959.10 = 4,625.11 : x
  2. Step 2: Convert to fraction form
    9,312.31/13,959.10 = 4,625.11/x
  3. Step 3: Cross multiply
    9,312.31x = 13,959.10 × 4,625.11
  4. Step 4: Simplify right side
    9,312.31x = 64,562,373.00
  5. Step 5: Solve for x
    x = 64,562,373.00/9,312.31
  6. Step 6: Final answer
    x = 6,933.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.