Home / 10,459.47-15,679.57-4,532.63

Finding the Fourth Proportional to 10,459.47, 15,679.57 and 4,532.63

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Solution

The fourth proportional to 10,459.47, 15,679.57 and 4,532.63 is: 6,794.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,459.47 : 15,679.57 = 4,532.63 : x
  2. Step 2: Convert to fraction form
    10,459.47/15,679.57 = 4,532.63/x
  3. Step 3: Cross multiply
    10,459.47x = 15,679.57 × 4,532.63
  4. Step 4: Simplify right side
    10,459.47x = 71,069,689.37
  5. Step 5: Solve for x
    x = 71,069,689.37/10,459.47
  6. Step 6: Final answer
    x = 6,794.77

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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.