Home / 9,621.77-14,434.17-4,075.15

Finding the Fourth Proportional to 9,621.77, 14,434.17 and 4,075.15

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Solution

The fourth proportional to 9,621.77, 14,434.17 and 4,075.15 is: 6,113.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621.77 : 14,434.17 = 4,075.15 : x
  2. Step 2: Convert to fraction form
    9,621.77/14,434.17 = 4,075.15/x
  3. Step 3: Cross multiply
    9,621.77x = 14,434.17 × 4,075.15
  4. Step 4: Simplify right side
    9,621.77x = 58,821,371.79
  5. Step 5: Solve for x
    x = 58,821,371.79/9,621.77
  6. Step 6: Final answer
    x = 6,113.36

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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.