Home / 7,901.90-10,904.54-4,365.18

Finding the Fourth Proportional to 7,901.90, 10,904.54 and 4,365.18

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Solution

The fourth proportional to 7,901.90, 10,904.54 and 4,365.18 is: 6,023.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901.90 : 10,904.54 = 4,365.18 : x
  2. Step 2: Convert to fraction form
    7,901.90/10,904.54 = 4,365.18/x
  3. Step 3: Cross multiply
    7,901.90x = 10,904.54 × 4,365.18
  4. Step 4: Simplify right side
    7,901.90x = 47,600,279.92
  5. Step 5: Solve for x
    x = 47,600,279.92/7,901.90
  6. Step 6: Final answer
    x = 6,023.90

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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.