Home / 7,461.39-10,291.32-4,630.41

Finding the Fourth Proportional to 7,461.39, 10,291.32 and 4,630.41

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Solution

The fourth proportional to 7,461.39, 10,291.32 and 4,630.41 is: 6,386.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461.39 : 10,291.32 = 4,630.41 : x
  2. Step 2: Convert to fraction form
    7,461.39/10,291.32 = 4,630.41/x
  3. Step 3: Cross multiply
    7,461.39x = 10,291.32 × 4,630.41
  4. Step 4: Simplify right side
    7,461.39x = 47,653,031.04
  5. Step 5: Solve for x
    x = 47,653,031.04/7,461.39
  6. Step 6: Final answer
    x = 6,386.62

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Half scale
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Double scale
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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.