Home / 7,303.95-10,945.61-5,631.66

Finding the Fourth Proportional to 7,303.95, 10,945.61 and 5,631.66

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Solution

The fourth proportional to 7,303.95, 10,945.61 and 5,631.66 is: 8,439.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303.95 : 10,945.61 = 5,631.66 : x
  2. Step 2: Convert to fraction form
    7,303.95/10,945.61 = 5,631.66/x
  3. Step 3: Cross multiply
    7,303.95x = 10,945.61 × 5,631.66
  4. Step 4: Simplify right side
    7,303.95x = 61,641,925.85
  5. Step 5: Solve for x
    x = 61,641,925.85/7,303.95
  6. Step 6: Final answer
    x = 8,439.53

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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.