Home / 7,678.28-10,595.64-4,533.86

Finding the Fourth Proportional to 7,678.28, 10,595.64 and 4,533.86

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Solution

The fourth proportional to 7,678.28, 10,595.64 and 4,533.86 is: 6,256.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,678.28 : 10,595.64 = 4,533.86 : x
  2. Step 2: Convert to fraction form
    7,678.28/10,595.64 = 4,533.86/x
  3. Step 3: Cross multiply
    7,678.28x = 10,595.64 × 4,533.86
  4. Step 4: Simplify right side
    7,678.28x = 48,039,148.37
  5. Step 5: Solve for x
    x = 48,039,148.37/7,678.28
  6. Step 6: Final answer
    x = 6,256.50

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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.