Home / 9,357.12-14,036.28-3,807.44

Finding the Fourth Proportional to 9,357.12, 14,036.28 and 3,807.44

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Solution

The fourth proportional to 9,357.12, 14,036.28 and 3,807.44 is: 5,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357.12 : 14,036.28 = 3,807.44 : x
  2. Step 2: Convert to fraction form
    9,357.12/14,036.28 = 3,807.44/x
  3. Step 3: Cross multiply
    9,357.12x = 14,036.28 × 3,807.44
  4. Step 4: Simplify right side
    9,357.12x = 53,442,223.74
  5. Step 5: Solve for x
    x = 53,442,223.74/9,357.12
  6. Step 6: Final answer
    x = 5,711.40

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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.