Home / 9,590.10-13,236.66-6,403.56

Finding the Fourth Proportional to 9,590.10, 13,236.66 and 6,403.56

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Solution

The fourth proportional to 9,590.10, 13,236.66 and 6,403.56 is: 8,838.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,590.10 : 13,236.66 = 6,403.56 : x
  2. Step 2: Convert to fraction form
    9,590.10/13,236.66 = 6,403.56/x
  3. Step 3: Cross multiply
    9,590.10x = 13,236.66 × 6,403.56
  4. Step 4: Simplify right side
    9,590.10x = 84,761,746.51
  5. Step 5: Solve for x
    x = 84,761,746.51/9,590.10
  6. Step 6: Final answer
    x = 8,838.46

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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.