Home / 7,353.36-11,030.22-2,159.40

Finding the Fourth Proportional to 7,353.36, 11,030.22 and 2,159.40

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Solution

The fourth proportional to 7,353.36, 11,030.22 and 2,159.40 is: 3,239.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.36 : 11,030.22 = 2,159.40 : x
  2. Step 2: Convert to fraction form
    7,353.36/11,030.22 = 2,159.40/x
  3. Step 3: Cross multiply
    7,353.36x = 11,030.22 × 2,159.40
  4. Step 4: Simplify right side
    7,353.36x = 23,818,657.07
  5. Step 5: Solve for x
    x = 23,818,657.07/7,353.36
  6. Step 6: Final answer
    x = 3,239.15

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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.