Home / 6,890.10-9,509.67-4,532.10

Finding the Fourth Proportional to 6,890.10, 9,509.67 and 4,532.10

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Solution

The fourth proportional to 6,890.10, 9,509.67 and 4,532.10 is: 6,255.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890.10 : 9,509.67 = 4,532.10 : x
  2. Step 2: Convert to fraction form
    6,890.10/9,509.67 = 4,532.10/x
  3. Step 3: Cross multiply
    6,890.10x = 9,509.67 × 4,532.10
  4. Step 4: Simplify right side
    6,890.10x = 43,098,775.41
  5. Step 5: Solve for x
    x = 43,098,775.41/6,890.10
  6. Step 6: Final answer
    x = 6,255.17

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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.