Home / 9,459.45-13,053.93-5,210.41

Finding the Fourth Proportional to 9,459.45, 13,053.93 and 5,210.41

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Solution

The fourth proportional to 9,459.45, 13,053.93 and 5,210.41 is: 7,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459.45 : 13,053.93 = 5,210.41 : x
  2. Step 2: Convert to fraction form
    9,459.45/13,053.93 = 5,210.41/x
  3. Step 3: Cross multiply
    9,459.45x = 13,053.93 × 5,210.41
  4. Step 4: Simplify right side
    9,459.45x = 68,016,327.41
  5. Step 5: Solve for x
    x = 68,016,327.41/9,459.45
  6. Step 6: Final answer
    x = 7,190.30

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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.