Home / 7,482.47-10,326.42-4,125.60

Finding the Fourth Proportional to 7,482.47, 10,326.42 and 4,125.60

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Solution

The fourth proportional to 7,482.47, 10,326.42 and 4,125.60 is: 5,693.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.47 : 10,326.42 = 4,125.60 : x
  2. Step 2: Convert to fraction form
    7,482.47/10,326.42 = 4,125.60/x
  3. Step 3: Cross multiply
    7,482.47x = 10,326.42 × 4,125.60
  4. Step 4: Simplify right side
    7,482.47x = 42,602,678.35
  5. Step 5: Solve for x
    x = 42,602,678.35/7,482.47
  6. Step 6: Final answer
    x = 5,693.67

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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.