Home / 11,569.12-15,965.40-6,263.98

Finding the Fourth Proportional to 11,569.12, 15,965.40 and 6,263.98

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Solution

The fourth proportional to 11,569.12, 15,965.40 and 6,263.98 is: 8,644.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,569.12 : 15,965.40 = 6,263.98 : x
  2. Step 2: Convert to fraction form
    11,569.12/15,965.40 = 6,263.98/x
  3. Step 3: Cross multiply
    11,569.12x = 15,965.40 × 6,263.98
  4. Step 4: Simplify right side
    11,569.12x = 100,006,946.29
  5. Step 5: Solve for x
    x = 100,006,946.29/11,569.12
  6. Step 6: Final answer
    x = 8,644.30

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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.