Home / 9,013.42-13,510.86-4,326.40

Finding the Fourth Proportional to 9,013.42, 13,510.86 and 4,326.40

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Solution

The fourth proportional to 9,013.42, 13,510.86 and 4,326.40 is: 6,485.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013.42 : 13,510.86 = 4,326.40 : x
  2. Step 2: Convert to fraction form
    9,013.42/13,510.86 = 4,326.40/x
  3. Step 3: Cross multiply
    9,013.42x = 13,510.86 × 4,326.40
  4. Step 4: Simplify right side
    9,013.42x = 58,453,384.70
  5. Step 5: Solve for x
    x = 58,453,384.70/9,013.42
  6. Step 6: Final answer
    x = 6,485.15

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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.