Home / 9,314.04-13,977.20-4,385.08

Finding the Fourth Proportional to 9,314.04, 13,977.20 and 4,385.08

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Solution

The fourth proportional to 9,314.04, 13,977.20 and 4,385.08 is: 6,580.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,314.04 : 13,977.20 = 4,385.08 : x
  2. Step 2: Convert to fraction form
    9,314.04/13,977.20 = 4,385.08/x
  3. Step 3: Cross multiply
    9,314.04x = 13,977.20 × 4,385.08
  4. Step 4: Simplify right side
    9,314.04x = 61,291,140.18
  5. Step 5: Solve for x
    x = 61,291,140.18/9,314.04
  6. Step 6: Final answer
    x = 6,580.51

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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.