Home / 9,437.04-13,018.22-5,658.39

Finding the Fourth Proportional to 9,437.04, 13,018.22 and 5,658.39

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Solution

The fourth proportional to 9,437.04, 13,018.22 and 5,658.39 is: 7,805.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.04 : 13,018.22 = 5,658.39 : x
  2. Step 2: Convert to fraction form
    9,437.04/13,018.22 = 5,658.39/x
  3. Step 3: Cross multiply
    9,437.04x = 13,018.22 × 5,658.39
  4. Step 4: Simplify right side
    9,437.04x = 73,662,158.79
  5. Step 5: Solve for x
    x = 73,662,158.79/9,437.04
  6. Step 6: Final answer
    x = 7,805.64

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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.