Home / 9,559.89-13,194.75-5,312.41

Finding the Fourth Proportional to 9,559.89, 13,194.75 and 5,312.41

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Solution

The fourth proportional to 9,559.89, 13,194.75 and 5,312.41 is: 7,332.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,559.89 : 13,194.75 = 5,312.41 : x
  2. Step 2: Convert to fraction form
    9,559.89/13,194.75 = 5,312.41/x
  3. Step 3: Cross multiply
    9,559.89x = 13,194.75 × 5,312.41
  4. Step 4: Simplify right side
    9,559.89x = 70,095,921.85
  5. Step 5: Solve for x
    x = 70,095,921.85/9,559.89
  6. Step 6: Final answer
    x = 7,332.29

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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.