Home / 7,897.05-10,897.65-4,752.63

Finding the Fourth Proportional to 7,897.05, 10,897.65 and 4,752.63

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Solution

The fourth proportional to 7,897.05, 10,897.65 and 4,752.63 is: 6,558.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897.05 : 10,897.65 = 4,752.63 : x
  2. Step 2: Convert to fraction form
    7,897.05/10,897.65 = 4,752.63/x
  3. Step 3: Cross multiply
    7,897.05x = 10,897.65 × 4,752.63
  4. Step 4: Simplify right side
    7,897.05x = 51,792,498.32
  5. Step 5: Solve for x
    x = 51,792,498.32/7,897.05
  6. Step 6: Final answer
    x = 6,558.46

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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.