Home / 10,051.47-15,075.92-2,656.48

Finding the Fourth Proportional to 10,051.47, 15,075.92 and 2,656.48

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Solution

The fourth proportional to 10,051.47, 15,075.92 and 2,656.48 is: 3,984.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051.47 : 15,075.92 = 2,656.48 : x
  2. Step 2: Convert to fraction form
    10,051.47/15,075.92 = 2,656.48/x
  3. Step 3: Cross multiply
    10,051.47x = 15,075.92 × 2,656.48
  4. Step 4: Simplify right side
    10,051.47x = 40,048,879.96
  5. Step 5: Solve for x
    x = 40,048,879.96/10,051.47
  6. Step 6: Final answer
    x = 3,984.38

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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.