Home / 10,365.40-14,304.18-5,888.80

Finding the Fourth Proportional to 10,365.40, 14,304.18 and 5,888.80

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Solution

The fourth proportional to 10,365.40, 14,304.18 and 5,888.80 is: 8,126.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365.40 : 14,304.18 = 5,888.80 : x
  2. Step 2: Convert to fraction form
    10,365.40/14,304.18 = 5,888.80/x
  3. Step 3: Cross multiply
    10,365.40x = 14,304.18 × 5,888.80
  4. Step 4: Simplify right side
    10,365.40x = 84,234,455.18
  5. Step 5: Solve for x
    x = 84,234,455.18/10,365.40
  6. Step 6: Final answer
    x = 8,126.50

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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.