Home / 10,937.40-16,405.30-4,365.06

Finding the Fourth Proportional to 10,937.40, 16,405.30 and 4,365.06

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Solution

The fourth proportional to 10,937.40, 16,405.30 and 4,365.06 is: 6,547.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937.40 : 16,405.30 = 4,365.06 : x
  2. Step 2: Convert to fraction form
    10,937.40/16,405.30 = 4,365.06/x
  3. Step 3: Cross multiply
    10,937.40x = 16,405.30 × 4,365.06
  4. Step 4: Simplify right side
    10,937.40x = 71,610,118.82
  5. Step 5: Solve for x
    x = 71,610,118.82/10,937.40
  6. Step 6: Final answer
    x = 6,547.27

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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.