Home / 10,649.06-15,973.60-4,075.90

Finding the Fourth Proportional to 10,649.06, 15,973.60 and 4,075.90

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Solution

The fourth proportional to 10,649.06, 15,973.60 and 4,075.90 is: 6,113.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,649.06 : 15,973.60 = 4,075.90 : x
  2. Step 2: Convert to fraction form
    10,649.06/15,973.60 = 4,075.90/x
  3. Step 3: Cross multiply
    10,649.06x = 15,973.60 × 4,075.90
  4. Step 4: Simplify right side
    10,649.06x = 65,106,796.24
  5. Step 5: Solve for x
    x = 65,106,796.24/10,649.06
  6. Step 6: Final answer
    x = 6,113.85

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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.