Home / 9,275.04-13,906.08-3,430.89

Finding the Fourth Proportional to 9,275.04, 13,906.08 and 3,430.89

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Solution

The fourth proportional to 9,275.04, 13,906.08 and 3,430.89 is: 5,143.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,275.04 : 13,906.08 = 3,430.89 : x
  2. Step 2: Convert to fraction form
    9,275.04/13,906.08 = 3,430.89/x
  3. Step 3: Cross multiply
    9,275.04x = 13,906.08 × 3,430.89
  4. Step 4: Simplify right side
    9,275.04x = 47,710,230.81
  5. Step 5: Solve for x
    x = 47,710,230.81/9,275.04
  6. Step 6: Final answer
    x = 5,143.94

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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.