Home / 7,260.36-10,011.60-6,308.16

Finding the Fourth Proportional to 7,260.36, 10,011.60 and 6,308.16

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Solution

The fourth proportional to 7,260.36, 10,011.60 and 6,308.16 is: 8,698.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.36 : 10,011.60 = 6,308.16 : x
  2. Step 2: Convert to fraction form
    7,260.36/10,011.60 = 6,308.16/x
  3. Step 3: Cross multiply
    7,260.36x = 10,011.60 × 6,308.16
  4. Step 4: Simplify right side
    7,260.36x = 63,154,774.66
  5. Step 5: Solve for x
    x = 63,154,774.66/7,260.36
  6. Step 6: Final answer
    x = 8,698.57

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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.