Home / 7,667.16-10,580.45-4,309.89

Finding the Fourth Proportional to 7,667.16, 10,580.45 and 4,309.89

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Solution

The fourth proportional to 7,667.16, 10,580.45 and 4,309.89 is: 5,947.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,667.16 : 10,580.45 = 4,309.89 : x
  2. Step 2: Convert to fraction form
    7,667.16/10,580.45 = 4,309.89/x
  3. Step 3: Cross multiply
    7,667.16x = 10,580.45 × 4,309.89
  4. Step 4: Simplify right side
    7,667.16x = 45,600,554.10
  5. Step 5: Solve for x
    x = 45,600,554.10/7,667.16
  6. Step 6: Final answer
    x = 5,947.52

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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.