Home / 6,075.77-9,113.65-2,178.05

Finding the Fourth Proportional to 6,075.77, 9,113.65 and 2,178.05

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Solution

The fourth proportional to 6,075.77, 9,113.65 and 2,178.05 is: 3,267.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.77 : 9,113.65 = 2,178.05 : x
  2. Step 2: Convert to fraction form
    6,075.77/9,113.65 = 2,178.05/x
  3. Step 3: Cross multiply
    6,075.77x = 9,113.65 × 2,178.05
  4. Step 4: Simplify right side
    6,075.77x = 19,849,934.37
  5. Step 5: Solve for x
    x = 19,849,934.37/6,075.77
  6. Step 6: Final answer
    x = 3,267.07

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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.