Home / 8,880.50-13,316.87-4,719.51

Finding the Fourth Proportional to 8,880.50, 13,316.87 and 4,719.51

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Solution

The fourth proportional to 8,880.50, 13,316.87 and 4,719.51 is: 7,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880.50 : 13,316.87 = 4,719.51 : x
  2. Step 2: Convert to fraction form
    8,880.50/13,316.87 = 4,719.51/x
  3. Step 3: Cross multiply
    8,880.50x = 13,316.87 × 4,719.51
  4. Step 4: Simplify right side
    8,880.50x = 62,849,034.55
  5. Step 5: Solve for x
    x = 62,849,034.55/8,880.50
  6. Step 6: Final answer
    x = 7,077.20

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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.