Home / 6,580.95-9,075.43-4,308.90

Finding the Fourth Proportional to 6,580.95, 9,075.43 and 4,308.90

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Solution

The fourth proportional to 6,580.95, 9,075.43 and 4,308.90 is: 5,942.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,580.95 : 9,075.43 = 4,308.90 : x
  2. Step 2: Convert to fraction form
    6,580.95/9,075.43 = 4,308.90/x
  3. Step 3: Cross multiply
    6,580.95x = 9,075.43 × 4,308.90
  4. Step 4: Simplify right side
    6,580.95x = 39,105,109.55
  5. Step 5: Solve for x
    x = 39,105,109.55/6,580.95
  6. Step 6: Final answer
    x = 5,942.17

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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.