Home / 10,844.96-14,966.18-6,368.78

Finding the Fourth Proportional to 10,844.96, 14,966.18 and 6,368.78

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Solution

The fourth proportional to 10,844.96, 14,966.18 and 6,368.78 is: 8,789.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,844.96 : 14,966.18 = 6,368.78 : x
  2. Step 2: Convert to fraction form
    10,844.96/14,966.18 = 6,368.78/x
  3. Step 3: Cross multiply
    10,844.96x = 14,966.18 × 6,368.78
  4. Step 4: Simplify right side
    10,844.96x = 95,316,307.86
  5. Step 5: Solve for x
    x = 95,316,307.86/10,844.96
  6. Step 6: Final answer
    x = 8,789.00

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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.