Home / 10,041.30-15,060.80-2,646.34

Finding the Fourth Proportional to 10,041.30, 15,060.80 and 2,646.34

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Solution

The fourth proportional to 10,041.30, 15,060.80 and 2,646.34 is: 3,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,041.30 : 15,060.80 = 2,646.34 : x
  2. Step 2: Convert to fraction form
    10,041.30/15,060.80 = 2,646.34/x
  3. Step 3: Cross multiply
    10,041.30x = 15,060.80 × 2,646.34
  4. Step 4: Simplify right side
    10,041.30x = 39,855,922.17
  5. Step 5: Solve for x
    x = 39,855,922.17/10,041.30
  6. Step 6: Final answer
    x = 3,969.20

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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.