Home / 4,756.26-7,130.52-1,985.02

Finding the Fourth Proportional to 4,756.26, 7,130.52 and 1,985.02

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Solution

The fourth proportional to 4,756.26, 7,130.52 and 1,985.02 is: 2,975.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,756.26 : 7,130.52 = 1,985.02 : x
  2. Step 2: Convert to fraction form
    4,756.26/7,130.52 = 1,985.02/x
  3. Step 3: Cross multiply
    4,756.26x = 7,130.52 × 1,985.02
  4. Step 4: Simplify right side
    4,756.26x = 14,154,224.81
  5. Step 5: Solve for x
    x = 14,154,224.81/4,756.26
  6. Step 6: Final answer
    x = 2,975.91

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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.