Home / 9,931.50-14,897.27-4,230.99

Finding the Fourth Proportional to 9,931.50, 14,897.27 and 4,230.99

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Solution

The fourth proportional to 9,931.50, 14,897.27 and 4,230.99 is: 6,346.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931.50 : 14,897.27 = 4,230.99 : x
  2. Step 2: Convert to fraction form
    9,931.50/14,897.27 = 4,230.99/x
  3. Step 3: Cross multiply
    9,931.50x = 14,897.27 × 4,230.99
  4. Step 4: Simplify right side
    9,931.50x = 63,030,200.40
  5. Step 5: Solve for x
    x = 63,030,200.40/9,931.50
  6. Step 6: Final answer
    x = 6,346.49

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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.