Home / 9,282.10-12,810.81-6,907.86

Finding the Fourth Proportional to 9,282.10, 12,810.81 and 6,907.86

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Solution

The fourth proportional to 9,282.10, 12,810.81 and 6,907.86 is: 9,533.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,282.10 : 12,810.81 = 6,907.86 : x
  2. Step 2: Convert to fraction form
    9,282.10/12,810.81 = 6,907.86/x
  3. Step 3: Cross multiply
    9,282.10x = 12,810.81 × 6,907.86
  4. Step 4: Simplify right side
    9,282.10x = 88,495,281.97
  5. Step 5: Solve for x
    x = 88,495,281.97/9,282.10
  6. Step 6: Final answer
    x = 9,533.97

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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.