Home / 6,345.90-9,516.09-4,886.10

Finding the Fourth Proportional to 6,345.90, 9,516.09 and 4,886.10

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Solution

The fourth proportional to 6,345.90, 9,516.09 and 4,886.10 is: 7,327.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345.90 : 9,516.09 = 4,886.10 : x
  2. Step 2: Convert to fraction form
    6,345.90/9,516.09 = 4,886.10/x
  3. Step 3: Cross multiply
    6,345.90x = 9,516.09 × 4,886.10
  4. Step 4: Simplify right side
    6,345.90x = 46,496,567.35
  5. Step 5: Solve for x
    x = 46,496,567.35/6,345.90
  6. Step 6: Final answer
    x = 7,327.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.