Home / 7,907.16-10,913-4,762.76

Finding the Fourth Proportional to 7,907.16, 10,913 and 4,762.76

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Solution

The fourth proportional to 7,907.16, 10,913 and 4,762.76 is: 6,573.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,907.16 : 10,913 = 4,762.76 : x
  2. Step 2: Convert to fraction form
    7,907.16/10,913 = 4,762.76/x
  3. Step 3: Cross multiply
    7,907.16x = 10,913 × 4,762.76
  4. Step 4: Simplify right side
    7,907.16x = 51,975,999.88
  5. Step 5: Solve for x
    x = 51,975,999.88/7,907.16
  6. Step 6: Final answer
    x = 6,573.28

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Double scale
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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.