Home / 10,011.84-15,011.04-5,632.32

Finding the Fourth Proportional to 10,011.84, 15,011.04 and 5,632.32

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Solution

The fourth proportional to 10,011.84, 15,011.04 and 5,632.32 is: 8,444.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011.84 : 15,011.04 = 5,632.32 : x
  2. Step 2: Convert to fraction form
    10,011.84/15,011.04 = 5,632.32/x
  3. Step 3: Cross multiply
    10,011.84x = 15,011.04 × 5,632.32
  4. Step 4: Simplify right side
    10,011.84x = 84,546,980.81
  5. Step 5: Solve for x
    x = 84,546,980.81/10,011.84
  6. Step 6: Final answer
    x = 8,444.70

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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.