Home / 7,455.42-10,289.45-4,810.52

Finding the Fourth Proportional to 7,455.42, 10,289.45 and 4,810.52

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Solution

The fourth proportional to 7,455.42, 10,289.45 and 4,810.52 is: 6,639.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.42 : 10,289.45 = 4,810.52 : x
  2. Step 2: Convert to fraction form
    7,455.42/10,289.45 = 4,810.52/x
  3. Step 3: Cross multiply
    7,455.42x = 10,289.45 × 4,810.52
  4. Step 4: Simplify right side
    7,455.42x = 49,497,529.51
  5. Step 5: Solve for x
    x = 49,497,529.51/7,455.42
  6. Step 6: Final answer
    x = 6,639.14

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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.