Home / 9,931.80-14,897.70-3,006.30

Finding the Fourth Proportional to 9,931.80, 14,897.70 and 3,006.30

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Solution

The fourth proportional to 9,931.80, 14,897.70 and 3,006.30 is: 4,509.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931.80 : 14,897.70 = 3,006.30 : x
  2. Step 2: Convert to fraction form
    9,931.80/14,897.70 = 3,006.30/x
  3. Step 3: Cross multiply
    9,931.80x = 14,897.70 × 3,006.30
  4. Step 4: Simplify right side
    9,931.80x = 44,786,955.51
  5. Step 5: Solve for x
    x = 44,786,955.51/9,931.80
  6. Step 6: Final answer
    x = 4,509.45

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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.