Home / 10,666.48-16,000.08-2,875.36

Finding the Fourth Proportional to 10,666.48, 16,000.08 and 2,875.36

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Solution

The fourth proportional to 10,666.48, 16,000.08 and 2,875.36 is: 4,313.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666.48 : 16,000.08 = 2,875.36 : x
  2. Step 2: Convert to fraction form
    10,666.48/16,000.08 = 2,875.36/x
  3. Step 3: Cross multiply
    10,666.48x = 16,000.08 × 2,875.36
  4. Step 4: Simplify right side
    10,666.48x = 46,005,990.03
  5. Step 5: Solve for x
    x = 46,005,990.03/10,666.48
  6. Step 6: Final answer
    x = 4,313.14

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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.