Home / 10,374.16-14,315.76-5,897.28

Finding the Fourth Proportional to 10,374.16, 14,315.76 and 5,897.28

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Solution

The fourth proportional to 10,374.16, 14,315.76 and 5,897.28 is: 8,137.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,374.16 : 14,315.76 = 5,897.28 : x
  2. Step 2: Convert to fraction form
    10,374.16/14,315.76 = 5,897.28/x
  3. Step 3: Cross multiply
    10,374.16x = 14,315.76 × 5,897.28
  4. Step 4: Simplify right side
    10,374.16x = 84,424,045.13
  5. Step 5: Solve for x
    x = 84,424,045.13/10,374.16
  6. Step 6: Final answer
    x = 8,137.92

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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.