Home / 9,894.36-14,850.18-5,280.60

Finding the Fourth Proportional to 9,894.36, 14,850.18 and 5,280.60

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Solution

The fourth proportional to 9,894.36, 14,850.18 and 5,280.60 is: 7,925.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,894.36 : 14,850.18 = 5,280.60 : x
  2. Step 2: Convert to fraction form
    9,894.36/14,850.18 = 5,280.60/x
  3. Step 3: Cross multiply
    9,894.36x = 14,850.18 × 5,280.60
  4. Step 4: Simplify right side
    9,894.36x = 78,417,860.51
  5. Step 5: Solve for x
    x = 78,417,860.51/9,894.36
  6. Step 6: Final answer
    x = 7,925.51

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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.