Home / 10,339.05-14,266.35-6,358.98

Finding the Fourth Proportional to 10,339.05, 14,266.35 and 6,358.98

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Solution

The fourth proportional to 10,339.05, 14,266.35 and 6,358.98 is: 8,774.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,339.05 : 14,266.35 = 6,358.98 : x
  2. Step 2: Convert to fraction form
    10,339.05/14,266.35 = 6,358.98/x
  3. Step 3: Cross multiply
    10,339.05x = 14,266.35 × 6,358.98
  4. Step 4: Simplify right side
    10,339.05x = 90,719,434.32
  5. Step 5: Solve for x
    x = 90,719,434.32/10,339.05
  6. Step 6: Final answer
    x = 8,774.45

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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.