Home / 10,830.80-14,943.53-6,578.30

Finding the Fourth Proportional to 10,830.80, 14,943.53 and 6,578.30

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Solution

The fourth proportional to 10,830.80, 14,943.53 and 6,578.30 is: 9,076.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830.80 : 14,943.53 = 6,578.30 : x
  2. Step 2: Convert to fraction form
    10,830.80/14,943.53 = 6,578.30/x
  3. Step 3: Cross multiply
    10,830.80x = 14,943.53 × 6,578.30
  4. Step 4: Simplify right side
    10,830.80x = 98,303,023.40
  5. Step 5: Solve for x
    x = 98,303,023.40/10,830.80
  6. Step 6: Final answer
    x = 9,076.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.