Home / 9,975.53-14,955.35-4,975.16

Finding the Fourth Proportional to 9,975.53, 14,955.35 and 4,975.16

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Solution

The fourth proportional to 9,975.53, 14,955.35 and 4,975.16 is: 7,458.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,975.53 : 14,955.35 = 4,975.16 : x
  2. Step 2: Convert to fraction form
    9,975.53/14,955.35 = 4,975.16/x
  3. Step 3: Cross multiply
    9,975.53x = 14,955.35 × 4,975.16
  4. Step 4: Simplify right side
    9,975.53x = 74,405,159.45
  5. Step 5: Solve for x
    x = 74,405,159.45/9,975.53
  6. Step 6: Final answer
    x = 7,458.77

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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.