Home / 7,869.54-10,859.64-4,510.01

Finding the Fourth Proportional to 7,869.54, 10,859.64 and 4,510.01

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Solution

The fourth proportional to 7,869.54, 10,859.64 and 4,510.01 is: 6,223.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,869.54 : 10,859.64 = 4,510.01 : x
  2. Step 2: Convert to fraction form
    7,869.54/10,859.64 = 4,510.01/x
  3. Step 3: Cross multiply
    7,869.54x = 10,859.64 × 4,510.01
  4. Step 4: Simplify right side
    7,869.54x = 48,977,030.70
  5. Step 5: Solve for x
    x = 48,977,030.70/7,869.54
  6. Step 6: Final answer
    x = 6,223.62

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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.