Home / 9,133.13-12,603.80-4,941.47

Finding the Fourth Proportional to 9,133.13, 12,603.80 and 4,941.47

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Solution

The fourth proportional to 9,133.13, 12,603.80 and 4,941.47 is: 6,819.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.13 : 12,603.80 = 4,941.47 : x
  2. Step 2: Convert to fraction form
    9,133.13/12,603.80 = 4,941.47/x
  3. Step 3: Cross multiply
    9,133.13x = 12,603.80 × 4,941.47
  4. Step 4: Simplify right side
    9,133.13x = 62,281,248.92
  5. Step 5: Solve for x
    x = 62,281,248.92/9,133.13
  6. Step 6: Final answer
    x = 6,819.27

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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.