Home / 6,577.70-9,075.12-4,689.62

Finding the Fourth Proportional to 6,577.70, 9,075.12 and 4,689.62

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Solution

The fourth proportional to 6,577.70, 9,075.12 and 4,689.62 is: 6,470.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,577.70 : 9,075.12 = 4,689.62 : x
  2. Step 2: Convert to fraction form
    6,577.70/9,075.12 = 4,689.62/x
  3. Step 3: Cross multiply
    6,577.70x = 9,075.12 × 4,689.62
  4. Step 4: Simplify right side
    6,577.70x = 42,558,864.25
  5. Step 5: Solve for x
    x = 42,558,864.25/6,577.70
  6. Step 6: Final answer
    x = 6,470.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.