Home / 10,054.42-13,875.57-6,279.82

Finding the Fourth Proportional to 10,054.42, 13,875.57 and 6,279.82

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Solution

The fourth proportional to 10,054.42, 13,875.57 and 6,279.82 is: 8,666.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,054.42 : 13,875.57 = 6,279.82 : x
  2. Step 2: Convert to fraction form
    10,054.42/13,875.57 = 6,279.82/x
  3. Step 3: Cross multiply
    10,054.42x = 13,875.57 × 6,279.82
  4. Step 4: Simplify right side
    10,054.42x = 87,136,082.00
  5. Step 5: Solve for x
    x = 87,136,082.00/10,054.42
  6. Step 6: Final answer
    x = 8,666.45

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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.