Home / 10,535.36-15,783.60-9,368.96

Finding the Fourth Proportional to 10,535.36, 15,783.60 and 9,368.96

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Solution

The fourth proportional to 10,535.36, 15,783.60 and 9,368.96 is: 14,036.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,535.36 : 15,783.60 = 9,368.96 : x
  2. Step 2: Convert to fraction form
    10,535.36/15,783.60 = 9,368.96/x
  3. Step 3: Cross multiply
    10,535.36x = 15,783.60 × 9,368.96
  4. Step 4: Simplify right side
    10,535.36x = 147,875,917.06
  5. Step 5: Solve for x
    x = 147,875,917.06/10,535.36
  6. Step 6: Final answer
    x = 14,036.15

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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.