Home / 10,655.52-14,705.75-5,875.94

Finding the Fourth Proportional to 10,655.52, 14,705.75 and 5,875.94

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Solution

The fourth proportional to 10,655.52, 14,705.75 and 5,875.94 is: 8,109.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,655.52 : 14,705.75 = 5,875.94 : x
  2. Step 2: Convert to fraction form
    10,655.52/14,705.75 = 5,875.94/x
  3. Step 3: Cross multiply
    10,655.52x = 14,705.75 × 5,875.94
  4. Step 4: Simplify right side
    10,655.52x = 86,410,156.11
  5. Step 5: Solve for x
    x = 86,410,156.11/10,655.52
  6. Step 6: Final answer
    x = 8,109.43

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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.