Home / 9,264.95-12,785.55-5,015.93

Finding the Fourth Proportional to 9,264.95, 12,785.55 and 5,015.93

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Solution

The fourth proportional to 9,264.95, 12,785.55 and 5,015.93 is: 6,921.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,264.95 : 12,785.55 = 5,015.93 : x
  2. Step 2: Convert to fraction form
    9,264.95/12,785.55 = 5,015.93/x
  3. Step 3: Cross multiply
    9,264.95x = 12,785.55 × 5,015.93
  4. Step 4: Simplify right side
    9,264.95x = 64,131,423.81
  5. Step 5: Solve for x
    x = 64,131,423.81/9,264.95
  6. Step 6: Final answer
    x = 6,921.94

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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.