Home / 7,334.40-11,005.53-4,870.38

Finding the Fourth Proportional to 7,334.40, 11,005.53 and 4,870.38

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Solution

The fourth proportional to 7,334.40, 11,005.53 and 4,870.38 is: 7,308.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,334.40 : 11,005.53 = 4,870.38 : x
  2. Step 2: Convert to fraction form
    7,334.40/11,005.53 = 4,870.38/x
  3. Step 3: Cross multiply
    7,334.40x = 11,005.53 × 4,870.38
  4. Step 4: Simplify right side
    7,334.40x = 53,601,113.20
  5. Step 5: Solve for x
    x = 53,601,113.20/7,334.40
  6. Step 6: Final answer
    x = 7,308.18

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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.