Home / 10,856.13-14,981.78-6,075.93

Finding the Fourth Proportional to 10,856.13, 14,981.78 and 6,075.93

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Solution

The fourth proportional to 10,856.13, 14,981.78 and 6,075.93 is: 8,384.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856.13 : 14,981.78 = 6,075.93 : x
  2. Step 2: Convert to fraction form
    10,856.13/14,981.78 = 6,075.93/x
  3. Step 3: Cross multiply
    10,856.13x = 14,981.78 × 6,075.93
  4. Step 4: Simplify right side
    10,856.13x = 91,028,246.56
  5. Step 5: Solve for x
    x = 91,028,246.56/10,856.13
  6. Step 6: Final answer
    x = 8,384.96

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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.