Home / 7,479.95-10,322.36-4,497.50

Finding the Fourth Proportional to 7,479.95, 10,322.36 and 4,497.50

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Solution

The fourth proportional to 7,479.95, 10,322.36 and 4,497.50 is: 6,206.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479.95 : 10,322.36 = 4,497.50 : x
  2. Step 2: Convert to fraction form
    7,479.95/10,322.36 = 4,497.50/x
  3. Step 3: Cross multiply
    7,479.95x = 10,322.36 × 4,497.50
  4. Step 4: Simplify right side
    7,479.95x = 46,424,814.10
  5. Step 5: Solve for x
    x = 46,424,814.10/7,479.95
  6. Step 6: Final answer
    x = 6,206.57

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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.