Home / 10,666.24-15,999.36-2,875.84

Finding the Fourth Proportional to 10,666.24, 15,999.36 and 2,875.84

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Solution

The fourth proportional to 10,666.24, 15,999.36 and 2,875.84 is: 4,313.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666.24 : 15,999.36 = 2,875.84 : x
  2. Step 2: Convert to fraction form
    10,666.24/15,999.36 = 2,875.84/x
  3. Step 3: Cross multiply
    10,666.24x = 15,999.36 × 2,875.84
  4. Step 4: Simplify right side
    10,666.24x = 46,011,599.46
  5. Step 5: Solve for x
    x = 46,011,599.46/10,666.24
  6. Step 6: Final answer
    x = 4,313.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.