Home / 7,036.17-9,711.21-4,521.42

Finding the Fourth Proportional to 7,036.17, 9,711.21 and 4,521.42

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Solution

The fourth proportional to 7,036.17, 9,711.21 and 4,521.42 is: 6,240.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036.17 : 9,711.21 = 4,521.42 : x
  2. Step 2: Convert to fraction form
    7,036.17/9,711.21 = 4,521.42/x
  3. Step 3: Cross multiply
    7,036.17x = 9,711.21 × 4,521.42
  4. Step 4: Simplify right side
    7,036.17x = 43,908,476.07
  5. Step 5: Solve for x
    x = 43,908,476.07/7,036.17
  6. Step 6: Final answer
    x = 6,240.40

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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.